Add Console Reporter

Writes Results in JUnit-Format to sysout:
```
[SUCCESS] clicksTest.sah
Sahi Tests run: 30, Failures: 0, Errors: 0, Time Elapsed: 5.039 sec
#### Running Script: .../integration/containsText.sah
[SUCCESS] containsText.sah
Sahi Tests run: 11, Failures: 0, Errors: 0, Time Elapsed: 1.486 sec
#### Running Script: .../integration/date.sah
[FAILURE] date.sah
Sahi Tests run: 8, Failures: 3, Errors: 0, Time Elapsed: 37.081 sec
[FAILURE] .../integration/date.sah&n=5	Aug 12, 2014 6:53:49 PM
	_assertEqual(1263337200000, new Date("2010,1,13").getTime());
	Assertion Failed. 
	Expected:1263337200000
	Actual:NaN
...
```
Added Console Report to Integration Tests, so failures become visible on travis