remove new file header text, and remove it from solution

This removes the new file header text file from the repository, and also removes the include that was in the project solution.

MediaBrowser.sln

@@ -180,7 +180,7 @@ Global
 	GlobalSection(MonoDevelopProperties) = preSolution
 		Policies = $0
 		$0.StandardHeader = $1
-		$1.Text = @### This header should be used to start new files.\n### It provides an explicit per-file license reference that should be present on all new files.\n### To use this header, delete these lines and the following empty line, modify <filename> to\n### the proper full path, and then add new code following the header and a single empty line.\n\n// ${FileName}\n// Part of the Jellyfin project (https://jellyfin.media)\n//\n//    All copyright belongs to the Jellyfin contributors; a full list can\n//    be found in the file CONTRIBUTORS.md\n//\n//    This program is free software: you can redistribute it and/or modify\n//    it under the terms of the GNU General Public License as published by\n//    the Free Software Foundation, version 2.\n//\n//    This program is distributed in the hope that it will be useful,\n//    but WITHOUT ANY WARRANTY; without even the implied warranty of\n//    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n//    GNU General Public License for more details.\n//\n//    You should have received a copy of the GNU General Public License\n//    along with this program.  If not, see <https://www.gnu.org/licenses/>.\n
+		$1.IncludeInNewFiles = False
 		$0.DotNetNamingPolicy = $2
 		$2.DirectoryNamespaceAssociation = PrefixedHierarchical
 	EndGlobalSection

new-file-header.txt

@@ -1,22 +0,0 @@
-### This header should be used to start new files.
-### It provides an explicit per-file license reference that should be present on all new files.
-### To use this header, delete these lines and the following empty line, modify <filename> to
-### the proper full path, and then add new code following the header and a single empty line.
-
-// <filename>
-// Part of the Jellyfin project (https://jellyfin.media)
-//
-//    All copyright belongs to the Jellyfin contributors; a full list can
-//    be found in the file CONTRIBUTORS.md
-//
-//    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, version 2.
-//
-//    This program 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.
-//
-//    You should have received a copy of the GNU General Public License
-//    along with this program.  If not, see <https://www.gnu.org/licenses/>.