Merge pull request #1319 from mviranyi/master

Unity3D - Cache files, solution settings files and meta file update

Unity.gitignore

@@ -8,10 +8,14 @@
 *.unityproj
 *.sln
 *.suo
+*.tmp
 *.user
 *.userprefs
 *.pidb
 *.booproj
 
+# Unity3D generated meta files
+*.pidb.meta
+
 # Unity3D Generated File On Crash Reports
 sysinfo.txt