changed markdown files to '*.md
moved pictures to 'media'
rewrote READMEs and other markdown docs

**all: folded to margins**

README: used local image, expanded license into a small section

CONTRIBUTING: added title

relooper README: removed licensing data (root of repo contains license)
updated version in package.json
removed unnecessary dir 'patches'
readme: hard tabs, comment shifting
**all: hard tabs, trailing newlines**
Revert "readme: hard tabs, comment shifting"

This reverts commit b0bc4b4525f850563dda14b3412795bb82441c8a.

altering `emcc` this strongly will break many other pulls
and will cause a nightmare in terms of merging
Revert "**all: hard tabs, trailing newlines**"

This reverts commit d09166ab48c96393edd06f89a2f928073d18586d.
Strict: Don't define functions within conditional.
Strict: There is no global this.
release 1.13.0
Tidy up and fix several tests in tests/cases.
Merge pull request #2151 from haneefmubarak/cleanup

cleanup series I - part I
update package.json
Allow multiple worker responses (via messages) if desired.

Add unit test for multiple worker responses.

Test command:
  python tests/runner.py browser.test_worker_api_3

Add self to authors file.
Eliminate undefined behavior in test_sscanf_other_whitespace.in.
Merge pull request #2178 from sunfishcode/incoming

Testsuite cleanups
Merge branch 'allow_multiple_worker_responses' of github.com:virusdave/emscripten into incoming

Conflicts:
	AUTHORS
docs edit