Include class name in stack frame

[andxu]

Currently only the method is displayed:

see eclipse:

[akaroml]

We could have an option in launch.json to show full qualified name in call stack window.

[testforstephen]

java supports method overloading. Also need evaluate if it's necessary to show the method signature or not.

[testforstephen]

The code has merged to master branch.