Revert "added a different clang format... still playing around with these"

This reverts commit 63247eb686.

.clang-format

@@ -1,20 +1,10 @@
 ---
-BasedOnStyle: Chromium
 BreakBeforeBraces: GNU
 CompactNamespaces: 'false'
-Cpp11BracedListStyle: 'true'
 FixNamespaceComments: 'true'
-Language: Cpp
 NamespaceIndentation: All
 ObjCBinPackProtocolList: Always
-SpaceInEmptyParentheses: 'false'
-SpacesInAngles: 'true'
-SpacesInCStyleCastParentheses: 'true'
-SpacesInContainerLiterals: 'true'
-SpacesInParentheses: 'true'
-SpacesInSquareBrackets: 'true'
 Standard: Cpp11
-TabWidth: '4'
 UseTab: Always
 
 ...