Bug 140993 - Pass javascript correctly into header; templatise the rest of the header-related parameters. Patch by gerv; r=bbaetz, caillon.

Bug 141036 - add INTERFACE comments to all templates. This does the first 20 or so - many more to go... Patch by gerv; 2xr=bbaetz.

Fix for bug 140354: Prevents "edit attachment as comment" from displaying opening and closing HTML tags on recent versions of Mozilla by making the regexp that finds and removes them case-insensitive.
Patch by Myk Melez <myk@mozilla.org>
2xr=gerv

Bug 135707 - template reorganisation. This makes the new copies of the templates use all the correct names internally. Patch by me, 2xr=myk.

Bug 135707 - rearrange templates to normalise filenames, and create directory structure which allows for localised versions of the templates. Earlier versions of these templates can be found, cvs removed, scattered around bugzilla/template/default; but there are no substantial changes between their initial checkin there and here.