Bug 680131: Replace the MPL 1.1 license by the MPL 2.0 one in all files, and add it to files which miss one
r=kiko r=mkanat r=mrbball a=LpSolit

r/a=mkanat

difficulty of installing its dependencies. Instead move the code directly
into Bugzilla itself.
r=LpSolit, r=glob, a=mkanat