#8 added composer.json
Merge pull request #36 from staabm/master

added support for packagist using composer.json
FORKED: incorparated all my patches into the master fork.

https://github.com/gajus/xhprof.io/pull/56
https://github.com/gajus/xhprof.io/pull/55
https://github.com/gajus/xhprof.io/pull/52
https://github.com/gajus/xhprof.io/pull/48
https://github.com/gajus/xhprof.io/pull/44
https://github.com/gajus/xhprof.io/pull/43
https://github.com/gajus/xhprof.io/pull/42
https://github.com/gajus/xhprof.io/pull/40
https://github.com/gajus/xhprof.io/pull/38
initial readme
minor fixes
minor fixes
innodb tips
fixed urls from origin to fork url (composer, version-check)
added todo
more todos
do not start profiler while running a debugging session

backport https://github.com/gajus/xhprof.io/pull/48
added more details to composer.json. closes #1.
moved todos to issues
removed BOM from component json.
more accurate license-name for composer.json
added xhprof extension requirement to composer.json
fixed typo
added demo
fixes.
Moved all inclusion code to prepend.php, because script may die or other wise exit before this gets included/executed.

applied changes from PR https://github.com/gajus/xhprof.io/pull/39.
kudos to @thebeline.