clean up
Fixed bug in eventProducer selection
more clean up
Fixed bug in dataCache; added control of the filtering in the datacache (issue #29); fixed uncheckSubtree button
Merge branch 'dataCache' of https://github.com/dosimont/ocelotl into dataCache
Merge branch 'master' into dataCache

Conflicts:
	fr.inria.soctrace.tools.ocelotl.ui/src/fr/inria/soctrace/tools/ocelotl/ui/views/OcelotlView.java
First implementation of datacache rebuilding from dirty cache; implemented maximum cache size policy; replaced initialization by constants; separated interface element instantiation from listeners