adapt DSL for XText 2.6.1
do not convert first letter in java test case name to lower case
check for undefined test steps
https://github.com/dpolivaev/test-generation/issues/1
extract class SharedRandomHolder
https://github.com/dpolivaev/test-generation/issues/2
setOneTimeTriggeringProperty
https://github.com/dpolivaev/test-generation/issues/3
add method public RuleBuilder over(Iterable<Object> valueObjects)
https://github.com/dpolivaev/test-generation/issues/4
add coverage for quoted requirement names
https://github.com/dpolivaev/test-generation/issues/5
fix NPE
https://github.com/dpolivaev/test-generation/issues/6
remove triggering properties from test name
https://github.com/dpolivaev/test-generation/issues/7