apache-commons-dbcp1-1.4-bp156.3.8

- Build classpath using directly geronimo-jta-1.1-api instead of
  the jta symlink

- Remove pom parent, since we don't use it when not building with
  maven

- Initial package for apache-commons-dbcp1, providing the
  commons-dbcp API 1.x
- Added patches:
  * apache-commons-dbcp-sourcetarget.patch
    + build with java source and target level 1.7
  * apache-commons-dbcp-javadoc.patch
    + do not load external javadoc links over internet
  * apache-commons-dbcp-jdbc41.patch
    + port to JDBC 4.1 (Java SE 1.7)