bump to 15,000 for now
move inline js into external files
add std license header and placate jslint
reorganize Readme

Moved paragraphs around so least technical (most user-oriented) is on top, then tech/contributing (hacker info) is near the end.  This allowed to streamline the prose, but I tried to avoid changing the text as much as possible.

Linked blog in welcome section (great for finding features; helps users decide if Brackets is for them).

Used H4 vs **bold** for sub-headers.
more terse, less repeated text

(note to self; don't Push with only 4 hours of sleep)
more terse, less repeated text, ordered helping steps
add comment for future about no inline scripts
Moved live highlight
From file menu to view menu.
updated pt-br translation for a better readability.
reorganize getting help
Changed a paragraph tag to a div
Use Python syntax highlighting for .wsgi file extensions, ie. Python web apps using mod_wsgi.
fix async problems with closure variabls in lowlevelfileio-test. cleanup error reporting in failing async tests.
fix jshint error
Merge remote-tracking branch 'upstream/master' into livehighlight
Review fixes https://github.com/adobe/brackets/pull/4382
Changed the name to live preview highlight
Moved live preview highlight
Try 2 to merge the WorkingSetSort events
rename callback methods to spy