Fix minor glitches in coverage table

Reuse calculation in Coverage bean (has guard for division by zero)
Fix ratio table html
Delete unused local variable
Prefer StringBuilder over string concat
Remove redundant string formatter
[JENKINS-21529] Export raw numbers through Rest-API
Add myself as maintainer
[maven-release-plugin] prepare release jacoco-1.0.15
[maven-release-plugin] prepare for next development iteration
set dependency of asm to 5.0.1
Also update asm-dependency from org.kohsuke.asm4 to asm5
[maven-release-plugin] prepare release jacoco-1.0.16
[maven-release-plugin] prepare for next development iteration
JENKINS-24450 JacocoPublisher serializes concurrent builds waiting for checkpoint
Add MIT license
JENKINS-23623: Fix URL in JaCoCo Coverage Column in non-default views, works around JENKINS-25113
Adjust URL one more to use one that should work best for all cases
Add slightly more output when parsing results
reformat pom
merge reformat pom