break & next properly working, the loop starts reinitializing its own
state

Conflicts:
	src/org/mozilla/zest/impl/ZestBasicRunner.java
Merge pull request #46 from seccoale/Branch2

break & next properly working, the loop starts reinitializing its own
Updated 0.3 jar
Patch for method toString when the StructuredExpression is empty
Merge pull request #47 from seccoale/Branch2

Patch for method toString when the StructuredExpression is empty
Merge remote-tracking branch 'upstream/master'

Conflicts:
	dist/mozilla-zest-0.3.jar
	src/org/mozilla/zest/core/v1/ZestExpressionAnd.java
	src/org/mozilla/zest/core/v1/ZestExpressionOr.java
	src/org/mozilla/zest/impl/ZestBasicRunner.java