[PAXWEB-304] - Upgrade JSP version to 2.2
PAXWEB-304 Fix JSP compilation issues by upgrading the Jetty JSPC Maven plugin to the proper Jetty version (they are now in sync with the Jetty bundle version yeah :))
PAXWEB-304 Fix typo
PAXWEB-304 Fix JSTL version dependency error by using the proper JSTL version in both APIs and implementation (1.2)
[PAXWEB-304] - Upgrade JSP version to 2.2
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now using jcl 3.7.1
[PAXWEB-304] - Upgrade JSP version to 2.2
[PAXWEB-483] - [Proposal] PaxWeb should be able to invoke servlet filters without any valid servlet endpoints
checkstyle cleanup
[maven-release-plugin] prepare release web-3.0.0.RC
[maven-release-plugin] prepare for next development iteration
[PAXWEB-557] - DefaultJspMapping is not implemented in registerService
[PAXWEB-557] - DefaultJspMapping is not implemented in registerService
Merge branch 'master' of https://github.com/ops4j/org.ops4j.pax.web.git

Conflicts:
	itest/src/test/java/org/ops4j/pax/web/itest/WhiteboardIntegrationTest.java
	samples/whiteboard/src/main/java/org/ops4j/pax/web/extender/samples/whiteboard/internal/Activator.java
[PAXWEB-554] - create spring-osgi sample
[PAXWEB-555] - Use Pax CDI capabilities to detect web bean bundles
[maven-release-plugin] prepare release web-3.0.0
[maven-release-plugin] prepare for next development iteration
switch version to 4.0.0-SNAPSHOT
merged head into branch for futher jsp 2.2 tests
fixed wrong eclipse compiler version in test