Setting git ignore and attributes

Author: JoanStinson

.gitattributes

@@ -0,0 +1,2 @@
+* linguist-vendored
+*.cs linguist-vendored=false

.gitignore

@@ -2,13 +2,13 @@
 #
 # Get latest from https://github.com/github/gitignore/blob/master/Unity.gitignore
 #
-/[Ll]ibrary/
-/[Tt]emp/
-/[Oo]bj/
-/[Bb]uild/
-/[Bb]uilds/
-/[Ll]ogs/
-/[Mm]emoryCaptures/
+[Ll]ibrary/
+[Tt]emp/
+[Oo]bj/
+[Bb]uild/
+[Bb]uilds/
+[Ll]ogs/
+[Mm]emoryCaptures/
 
 # Asset meta data should only be ignored when the corresponding asset is also ignored
 !/[Aa]ssets/**/*.meta