PLF-6019 : Fix dev mode for windows

IF doesn't support to have several SET commands (details : http://stackoverflow.com/a/14190037)
PLF-6020 : Don't use "SETLOCAL EnableDelayedExpansion" like introduced to fix PLF-6019. With it CATALINA_OPTS isn't used/visible by Tomcat :(
PLF-5898 : bundle the add-ons manager 1.0.0
PLF-6040: Upgrade instructions for Platform 4.1.0-RC1
PLF-6047 update dependencies to release version of PLF 4.1.0-RC1
[maven-release-plugin] prepare release 4.1.0-RC1
[maven-release-plugin] prepare for next development iteration
PLF-6047 update dependencies to development version of PLF 4.1.x
Merge remote-tracking branch 'origin/release/4.1.0-RC1'
PLF-6082 Upgrade version of maven-parent-pom to 14-SNAPSHOT
SWF-2747 : Create upgrade-gatein-3.7.x branch and update projects versions
PLF-5495 : [Gatein-3.7-x] Remove workaround for GTN-PORTAL-2782
PLF-5361 : [Gatein-3.7-x] Add infinispan artifacts
PLF-5233 : [Gatein-3.7-x] Remove forbidden dep
PLF-5893 Wrong warning message when connect with disabled user