add connection pool to mysql configuration
Switch to IBM JRE 7.1 and Liberty 8.5.5.3
connection pool size may be specified in configuration
Merge pull request #120 from pradine/master

Switch to IBM JRE 7.1 and Liberty 8.5.5.3
Merge pull request #121 from stopyro/RTC142903

Optionally configure connection pool for mysql / postgresql.
Add default User-Agent header

Added a default User-Agent header for HTTP requests in download cache.
Modified existing tests to use this header.
output autoconfig msg and log server xml diff
Merge pull request #122 from svennam92/master

Output autoconfig msg and log server xml diff
make common_paths available
remove a whitespace
Documentation update
Merge branch 'master' into commonpaths
correct a unit test and minor doc update
Disable tests for Ruby 1.9.2
Merge pull request #123 from spaungam/commonpaths

Commonpaths
Let the User-Agent header be modified from the env vars

Users can now modify the User-Agent header from the manifest file.
use https
Merge pull request #124 from jgawor/https

use https
add compile begin and end markers
remove detect output