fix license for some files that are under MIT

LICENSE

+Copyright (C) 2010-2011 Wandenberg Peixoto <wandenberg@gmail.com>, Rogério Carvalho Schneider <stockrt@gmail.com>
+
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation, either version 3 of the License, or
@@ -11,4 +13,5 @@ GNU General Public License for more details.
 You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-Copyright (C) 2010-2011 Wandenberg Peixoto <wandenberg@gmail.com>, Rogério Carvalho Schneider <stockrt@gmail.com>
+All files in this program are under GPL unless otherwise noted in
+file's header. Some files may be sublicensed.

include/ngx_http_push_stream_module_ipc.h

 /*
- * Copyright (C) 2010-2011 Wandenberg Peixoto <wandenberg@gmail.com>, Rogério Carvalho Schneider <stockrt@gmail.com>
+ * This file is distributed under the MIT License.
  *
- * This file is part of Nginx Push Stream Module.
+ * Copyright (c) 2009 Leo Ponomarev
  *
- * Nginx Push Stream Module is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
+ * Permission is hereby granted, free of charge, to any person
+ * obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use,
+ * copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following
+ * conditions:
  *
- * Nginx Push Stream Module is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
  *
- * You should have received a copy of the GNU General Public License
- * along with Nginx Push Stream Module.  If not, see <http://www.gnu.org/licenses/>.
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
  *
  *
  * ngx_http_push_stream_module_ipc.h
  *
- * Created: Oct 26, 2010
- * Authors: Wandenberg Peixoto <wandenberg@gmail.com>, Rogério Carvalho Schneider <stockrt@gmail.com>
+ * Modified: Oct 26, 2010
+ * Modifications by: Wandenberg Peixoto <wandenberg@gmail.com>, Rogério Carvalho Schneider <stockrt@gmail.com>
  */
 
 #ifndef NGX_HTTP_PUSH_STREAM_MODULE_IPC_H_

include/ngx_http_push_stream_rbtree_util.h

 /*
- * Copyright (C) 2010-2011 Wandenberg Peixoto <wandenberg@gmail.com>, Rogério Carvalho Schneider <stockrt@gmail.com>
+ * This file is distributed under the MIT License.
  *
- * This file is part of Nginx Push Stream Module.
+ * Copyright (c) 2009 Leo Ponomarev
  *
- * Nginx Push Stream Module is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
+ * Permission is hereby granted, free of charge, to any person
+ * obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use,
+ * copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following
+ * conditions:
  *
- * Nginx Push Stream Module is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
  *
- * You should have received a copy of the GNU General Public License
- * along with Nginx Push Stream Module.  If not, see <http://www.gnu.org/licenses/>.
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
  *
  *
  * ngx_http_push_stream_rbtree_util.h
  *
- * Created: Oct 26, 2010
- * Authors: Wandenberg Peixoto <wandenberg@gmail.com>, Rogério Carvalho Schneider <stockrt@gmail.com>
+ * Modified: Oct 26, 2010
+ * Modifications by: Wandenberg Peixoto <wandenberg@gmail.com>, Rogério Carvalho Schneider <stockrt@gmail.com>
  */
 
 #ifndef NGX_HTTP_PUSH_STREAM_RBTREE_UTIL_H_

src/ngx_http_push_stream_module_ipc.c

 /*
- * Copyright (C) 2010-2011 Wandenberg Peixoto <wandenberg@gmail.com>, Rogério Carvalho Schneider <stockrt@gmail.com>
+ * This file is distributed under the MIT License.
  *
- * This file is part of Nginx Push Stream Module.
+ * Copyright (c) 2009 Leo Ponomarev
  *
- * Nginx Push Stream Module is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
+ * Permission is hereby granted, free of charge, to any person
+ * obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use,
+ * copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following
+ * conditions:
  *
- * Nginx Push Stream Module is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
  *
- * You should have received a copy of the GNU General Public License
- * along with Nginx Push Stream Module.  If not, see <http://www.gnu.org/licenses/>.
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
  *
  *
  * ngx_http_push_stream_module_ipc.c
  *
- * Created: Oct 26, 2010
- * Authors: Wandenberg Peixoto <wandenberg@gmail.com>, Rogério Carvalho Schneider <stockrt@gmail.com>
+ * Modified: Oct 26, 2010
+ * Modifications by: Wandenberg Peixoto <wandenberg@gmail.com>, Rogério Carvalho Schneider <stockrt@gmail.com>
  */
 
 #include <ngx_http_push_stream_module_ipc.h>

src/ngx_http_push_stream_rbtree_util.c

 /*
- * Copyright (C) 2010-2011 Wandenberg Peixoto <wandenberg@gmail.com>, Rogério Carvalho Schneider <stockrt@gmail.com>
+ * This file is distributed under the MIT License.
  *
- * This file is part of Nginx Push Stream Module.
+ * Copyright (c) 2009 Leo Ponomarev
  *
- * Nginx Push Stream Module is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
+ * Permission is hereby granted, free of charge, to any person
+ * obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use,
+ * copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following
+ * conditions:
  *
- * Nginx Push Stream Module is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
  *
- * You should have received a copy of the GNU General Public License
- * along with Nginx Push Stream Module.  If not, see <http://www.gnu.org/licenses/>.
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
  *
  *
  * ngx_http_push_stream_rbtree_util.c
  *
- * Created: Oct 26, 2010
- * Authors: Wandenberg Peixoto <wandenberg@gmail.com>, Rogério Carvalho Schneider <stockrt@gmail.com>
+ * Modified: Oct 26, 2010
+ * Modifications by: Wandenberg Peixoto <wandenberg@gmail.com>, Rogério Carvalho Schneider <stockrt@gmail.com>
  */
 
 #include <ngx_http_push_stream_rbtree_util.h>