Merge pull request #1262 from janno-p/master

User-specific files for MonoDevelop/Xamarin Studio.

VisualStudio.gitignore

@@ -7,6 +7,9 @@
 *.userosscache
 *.sln.docstates
 
+# User-specific files (MonoDevelop/Xamarin Studio)
+*.userprefs
+
 # Build results
 [Dd]ebug/
 [Dd]ebugPublic/