MULE-7101: Add pool configuration elements for JMS and JDBC in bitronix
MULE-7101: Add pool configuration elements for JMS and JDBC in bitronix

Changed deafult min pool size, added logs and removed btm module.
Merge pull request #193 from mulesoft/MULE-7101

MULE-7101: Add pool configuration elements for JMS and JDBC in bitronix