Merge pull request #310 from nsendetzky/master

Moves demo application to new arcavias-demo repository
Merge pull request #311 from nsendetzky/master

Moves Zend adapters in MWLib to own ext-zend extension
Merge pull request #312 from nsendetzky/master

Moves coding standard files to misc/ directory
Merge pull request #313 from nsendetzky/master

Adds new embedAttachment() method to e-mail message object
Merge pull request #314 from nsendetzky/master

Uses the "-flatten" option to merge several image layers so "convert" won't produce <file>-0.ext to <file>-n.ext files
Merge pull request #315 from nsendetzky/master

Implements container/content infrastructure with Zip/CSV
Merge https://github.com/Arcavias/arcavias-core