Bootstrap build environment, and allow sharing of ant build scripts across projects.

• Allow sharing of ant scripts by bootstraping them. (done)
• Include sample projects for usage, and run broch against them. (done)
• Managing build scripts as a project dependency. (done)
• Extract only the dependent common scripts, dont unzip the world
• Structure the common ant scripts as pluggable, isolated units.
• Embedded ivy to fetch jars needed for common build scripts, such as (ant-contrib, sonar, cobertura, etc.)

"Broch" - http://en.wikipedia.org/wiki/Broch