Merge pull request #3 from thewall13/develop

Develop
added test-class for OObjectLazyMap

added new method getOrDefault to OObjectLazyMap, to avoid problems with
java 8. Hashmap has an own implemantion of this, but this implemantation
is incompatible to the lazy loading of OObjectLazyMap.

Added test-case for getOrDefault of OObjectLazyMap
Merge pull request #5 from orientechnologies/develop

Develop
Merge branch 'getOrDefaultLazyMap' into develop
used formatter
added some test-cases for oobjectlazymap
used formatter
fixed problem with invalid javaVersion. removed java 8 method call
improved test
Merge pull request #2838 from thewall13/develop

Develop