Remove unused class
Merge receive processing into one class

Change-Id: I603d4524914e94ec8e02c3689b65465b42c23dd7
Added setting to globally disable anonymous pushes in the receive pack

Change-Id: I3460c9c0eeb32503d58325fd09793a0cd40aa2c4
Change default access restriction to PUSH

Change-Id: I74b3f9fedd77294c53648f8eaa730d4a84917555
Fix width calculation in branch graph when there are 0 or 1 commits

Change-Id: I68ed7e4db32fa69a13979b544e80edf3212555cd
Add normalized diffstats to the commit, commitdiff, and compare pages

Change-Id: I8f26746a611e9ab955efe8b2597cc81db48fb085