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

Bug 103664 - Tests should "use strict;" and not contain any tabs.  We should also use the TEST_VERBOSE environment variable instead of VERBOSE.
Patch by David D. Kilzer <ddkilzer@theracingworld.com>
Additional edits by myself to add the emacs mode line.  Also, the change to runtests.sh was done by me.