Added .gitignore

.gitignore

@@ -0,0 +1,53 @@
+## https://github.com/github/gitignore/blob/master/Global/OSX.gitignore
+
+.DS_Store
+
+# Thumbnails
+._*
+
+# Files that might appear on external disk
+.Spotlight-V100
+.Trashes
+
+## https://github.com/github/gitignore/blob/master/Global/Windows.gitignore
+
+# Windows image file caches
+Thumbs.db 
+
+# Folder config file
+Desktop.ini
+
+# Recycle Bin used on file shares
+$RECYCLE.BIN/
+
+## https://github.com/github/gitignore/blob/master/Global/TextMate.gitignore
+
+*.tmproj
+*.tmproject
+tmtags
+
+## https://github.com/github/gitignore/blob/master/Global/vim.gitignore
+
+.*.sw[a-z]
+*.un~
+Session.vim
+
+## https://github.com/github/gitignore/blob/master/Objective-C.gitignore
+
+# Xcode
+build/*
+*.pbxuser
+!default.pbxuser
+*.mode1v3
+!default.mode1v3
+*.mode2v3
+!default.mode2v3
+*.perspectivev3
+!default.perspectivev3
+*.xcworkspace
+!default.xcworkspace
+xcuserdata
+profile
+*.moved-aside
+DerivedData
+*.xcuserstate