fix
do not use valPool directly
use symfony_zval_info() when avail.
complete rewrite of the snapshoting algo
psr-2 update
Make bundle work with cleaner interfaces
add Dumper::dumpStart/End
update icons
sync with Symfony PR #10640
no doctrine collections casters + simpler data collector
fix
twig debug tag, should fix #7
output dumps on die()
Replace \e with \x1B in CliDumper to support colour in PHP < 5.4.

According to <http://phpsadness.com/sad/20>:
In <5.4, PHP has no shorthand escape code for the Escape character; it is usually \e.
a tribute to stof
cleanups
relax iconv dependency
add comments
free reference to the container
better toolbar icon