Feature: Config opts for lines and branches

[HandOfGod94]

Jacoco report generates report broadly in following categories.

1. Instructions covered/missed
2. Branches covered/missed
3. Line covered/missed
4. Complexity covered/missed
5. Method covered/missed

Provide user the ability to configure, which one to read for %age value in the badge.
Each of these should be configurable by an enum in xml.
The configuration element will be coverageCategory.
Enums to use:

• INSTRCUTION
• BRANCH
• LINE
• COMPLEXITY
• METHOD

Default, if nothing provided: INSTRUCTION