Merge branch 'jn/gitweb-blame'

Merge branch 'jn/gitweb-blame'

* jn/gitweb-blame:
  gitweb: Add link to other blame implementation in blame views
  gitweb: Make linking to actions requiring JavaScript a feature
  gitweb.js: fix padLeftStr() and its usage
  gitweb.js: Harden setting blamed commit info in incremental blame
  gitweb.js: fix null object exception in initials calculation
  gitweb: Minify gitweb.js if JSMIN is defined
  gitweb: Create links leading to 'blame_incremental' using JavaScript
  gitweb: Colorize 'blame_incremental' view during processing
  gitweb: Incremental blame (using JavaScript)
  gitweb: Add optional "time to generate page" info in footer

Conflicts:
	Makefile
	gitweb/gitweb.css