Update .gitignore for VS 2015

Author: chadly

.gitignore

@@ -10,89 +10,20 @@ AssemblyVersion.cs
 ## Visual Studio
 #################
 
-## Ignore Visual Studio temporary files, build results, and
-## files generated by popular Visual Studio add-ons.
-
-# User-specific files
+.vs
 *.suo
 *.user
-*.sln.docstates
-
-# Build results
-[Dd]ebug/
-[Rr]elease/
-*_i.c
-*_p.c
-*.ilk
-*.meta
-*.obj
-*.pch
-*.pdb
-*.pgc
-*.pgd
-*.rsp
-*.sbr
-*.tlb
-*.tli
-*.tlh
-*.tmp
-*.vspscc
-.builds
-*.dotCover
-
-## TODO: If you have NuGet Package Restore enabled, uncomment this
-#packages/
-
-# Visual C++ cache files
-ipch/
-*.aps
-*.ncb
-*.opensdf
-*.sdf
-
-# Visual Studio profiler
-*.psess
-*.vsp
-
-# ReSharper is a .NET coding add-in
-_ReSharper*
-
-# Installshield output folder
-[Ee]xpress
-
-# DocProject is a documentation generator add-in
-DocProject/buildhelp/
-DocProject/Help/*.HxT
-DocProject/Help/*.HxC
-DocProject/Help/*.hhc
-DocProject/Help/*.hhk
-DocProject/Help/*.hhp
-DocProject/Help/Html2
-DocProject/Help/html
-
-# Click-Once directory
-publish
-
-# Others
 [Bb]in
 [Oo]bj
-sql
 TestResults
-*.Cache
-ClientBin
-stylecop.*
-~$*
-*.dbmdl
-Generated_Code #added for RIA/Silverlight projects
+_ReSharper*
 
 # Backup & report files from converting an old project file to a newer
 # Visual Studio version. Backup files are not needed, because we have git ;-)
 _UpgradeReport_Files/
 Backup*/
 UpgradeLog*.XML
 
-
-
 ############
 ## Windows
 ############
@@ -102,5 +33,3 @@ Thumbs.db
 
 # Folder config file
 Desktop.ini
-.directory
-*.userprefs