#Thucydides-116: work in progress.
Thucydides-116 : Added support for @BlurScreenshots annotation
#Thucydides-116: Fixed byte conversion logic
Removing Blur filter
Merge remote-tracking branch 'upstream/master' into Thucydides-116

Conflicts:
	thucydides-core/src/main/java/net/thucydides/core/steps/BaseStepListener.java
merged
#THUCYDIDES-116: Added Blur Levels - LIGHT, MEDIUM, HEAVY. Also modified code to not store page source when screenshots are blurred.
#THUCYDIDES-116: Modified to allow BlurScreenshots annotation to be set for steps also. If the annotation is set for a step, it will override the test method annotation.
#THUCYDIDES-116: Added test for ScreenshotBlurCheck
Merge pull request #56 from rahulj51/Thucydides-116

Thucydides 116 - Support for blurring screenshots
Added support for incremental definition of data-driven tests
Fixed fieldIsRightType
Merge commit '8ed6d21' into release-0.9.90