Added a Unity based git ignore file, with correct folder name.

.gitignore

@@ -8,25 +8,25 @@
 ###############
 # Unity Files #
 ###############
-ProjectSource/[Ll]ibrary/
-ProjectSource/[Tt]emp/
-ProjectSource/[Oo]bj/
-ProjectSource/[Bb]uild/
-ProjectSource/[Bb]uilds/
-ProjectSource/Assets/AssetStoreTools*
+CMPT306_Fall2017/[Ll]ibrary/
+CMPT306_Fall2017/[Tt]emp/
+CMPT306_Fall2017/[Oo]bj/
+CMPT306_Fall2017/[Bb]uild/
+CMPT306_Fall2017/[Bb]uilds/
+CMPT306_Fall2017/Assets/AssetStoreTools*
 
 # Autogenerated VS/MD solution and project files
-ProjectSource/ExportedObj/
-ProjectSource/*.csproj
-ProjectSource/*.unityproj
-ProjectSource/*.sln
-ProjectSource/*.suo
-ProjectSource/*.tmp
-ProjectSource/*.user
-ProjectSource/*.userprefs
-ProjectSource/*.pidb
-ProjectSource/*.booproj
-ProjectSource/*.svd
+CMPT306_Fall2017/ExportedObj/
+CMPT306_Fall2017/*.csproj
+CMPT306_Fall2017/*.unityproj
+CMPT306_Fall2017/*.sln
+CMPT306_Fall2017/*.suo
+CMPT306_Fall2017/*.tmp
+CMPT306_Fall2017/*.user
+CMPT306_Fall2017/*.userprefs
+CMPT306_Fall2017/*.pidb
+CMPT306_Fall2017/*.booproj
+CMPT306_Fall2017/*.svd
 
 # Unity3D generated meta files
 *.pidb.meta
@@ -45,4 +45,4 @@ Thumbs.db
 ########################
 # Visual Studio Folder #
 ########################
-ProjectSource/.vs
+CMPT306_Fall2017/.vs