fix(ccw.core): Fix classpath in order to launch from within Eclipse
fix(ccw.core): Fix classpath in order to launch from within Eclipse

Changes the runtime Execution Environment to JavaSE-1.7 as per MANIFEST.MF and adds clojure_ccw.jar
to classpath so that now CCW can be launched again from within Eclipse's Run/Debug configurations.

michelangelo13/ccw,ccw-ide/ccw,michelangelo13/ccw,laurentpetit/ccw,laurentpetit/ccw,laurentpetit/ccw,michelangelo13/ccw,ccw-ide/ccw,noncom/ccw,noncom/ccw,ccw-ide/ccw,noncom/ccw