[KARAF-2869] Upgrade to Pax CDI 0.7.0-SNAPSHOT
Add link to KarafEE - Charles till the migration process is done
Use "open" range for features references
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/karaf
Revert "Add link to KarafEE - Charles till the migration process is done"

This reverts commit 74a9c72a8467e139c9d7a5de33f9416e82ecaaaf.

Please avoid to add "personal" reference in Karaf core codebase
[KARAF-2863] Fix the Spring features and the corresponding itests
[KARAF-2833] Refactor activators with a single base class
[KARAF-2865] Avoid uninteresting exception stack traces while running load-test
[KARAF-2864] The internal logger for the felix framework is not configured

This is a bit of a hack, but we can't do much without any real enhancement in felix
[KARAF-2875] Remove useless StringMap class from main
[KARAF-2687] Better thread names for threads started from main
[KARAF-2833] Refactor activators with a single base class
[KARAF-2805] Rework service tracking to be more robust under high load
Add missing header
Remove ambiguity method names that cause some integration tests to fail
[KARAF-2859] Reverse the link between regions/persistence, as it causes the features service to be refreshed which isn't supported
[KARAF-2877] Upgrade to Pax Web 4.0.0-SNAPSHOT
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/karaf
[KARAF-2878] The thread reading the system input stream should exit automatically when the console bundle stops
[KARAF-2833] Make war and http independent of blueprint