[MODCLUSTER-414] Fix compilation warnings in the native part - mod_advertise part:
* line 89: unused variable (ma_listen_socket)
* line 178: string literals need to be compared using strcmp()
* line 657: wrong format for port %l but port is defined as int
* line 734: wrong format with precision loss, type long int but printed as %d
[MODCLUSTER-414] Fix compilation warnings in the native part - mod_manager part:
* fix several problems when uninitialized value was returned
[MODCLUSTER-423] Proxy configuration to allow a desired address/interface to be specified for the AS side of the proxy connection
Merge pull request #102 from rhusar/MODCLUSTER-423_proxies_source_network_configuration

[MODCLUSTER-423] Proxy configuration to allow a desired address/interfac...
Prepare for 1.3.1.Alpha1 release
[MODCLUSTER-426] Upgrade jboss-parent to version 16
Merge pull request #103 from rhusar/MODCLUSTER-426

[MODCLUSTER-426] Upgrade jboss-parent to version 16
[maven-release-plugin] prepare release 1.3.1.Alpha1
[maven-release-plugin] prepare for next development iteration
Update version in mod_proxy_cluster.h
Add logic to lock the nodes tables: when using httpd-2.4.x the
node tables gets corrupted (basically more information from the
workers are in the shared memory so the optimistic logic doesn't work.
The lock will be used in mod_proxy_cluster.c
Merge pull request #105 from jfclere/master

Add logic to lock the nodes tables
Using port 8080 brings problem because it is used too often...
Adjust missing pom updates.
lock the nodes tables.
Note that there are at least 2 others locations  process_info() and update_workers_lbstatus()
where the table might change during the process and cause problems.
Merge pull request #89 from rhusar/MODCLUSTER-414_compilation_warnings

[MODCLUSTER-414] Fix compilation warnings in the native part (mod_advertise+mod_manager)
Merge pull request #108 from jfclere/master

Fix problem encountered while testing on an old slow box
[MODCLUSTER-427] ensure balancer is filled in proxy_cluster_child_init
Fix formatting for all poms
Fix integration tests pom not updating when releaseing, only compile integration tests when releasing; remove redundant pom file