Added a check before compiling sismo if twig.so is loaded
updated Symfony and Twig deps
fixed compile script for Symfony 2.2
removed our Ansi converter to use the standalone lib
merged branch fabpot/feat-twig-ext (PR #96)

This PR was merged into the master branch.

Commits
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f34b962 Added a check before compiling sismo if twig.so is loaded

Discussion
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Added a check before compiling sismo if twig.so is loaded

ping @fabpot

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by lyrixx at 2013-02-25T00:03:47Z

I look very quicky but it seems it is not possible to "remove" a function at runtime.
tweaked previous merge
switched to version 1.0.0
fixed Silex dependency