Add new methods to resourceManager, based on Hector's ones.
Upgrade commons-lang to 2.5, by removing servicemix one.
Merge pull request #780 from adrian-rosello/improvement/resource-manager-ext

Improvement/resource manager ext
Merge branch 'develop' of git://github.com/dana-i2cat/opennaas into fix/ofertie-dtd
Upgrade netconf4j and netconf-server.

Use netconf4j feature created in netconf4j 0.0.7 version.
Use netconf-server 0.0.3 that incorporates a fix in its features.
Merge branch 'develop' into fix/use-netconf4j-feature

Conflicts:
	extensions/bundles/protocols.features/src/main/resources/features.xml

Conflict solved by changing commons-lang dependency in netconf4j feature.
Merge pull request #781 from isartcanyameres/fix/use-netconf4j-feature

Upgrade netconf4j and netconf-server.
Use netconf4j feature created in netconf4j 0.0.7 version.
Use netconf-server 0.0.3 that incorporates a fix in its features.

Netconf4j feature has now all his own dependencies.
Merge branch 'develop' of git://github.com/dana-i2cat/opennaas into fix/ofertie-dtd
Use new common-lang dependency.
Avoid HTTP DELETE requests with body, use POST instead.
Use IOUtils to read text files.
Solve multiple test issues: wait for WS endpoints and correct some asserts.
Add default port values.
Be lax with tag names (de)serialiazing List's.
Add WS listeners in test.