Merge pull request #666 from adamarla/master

Added questions
Set labels should ber version specific
Merge pull request #667 from abhinavc/master

Set labels should be version specific
Added some more explanatory notes
Merge pull request #668 from abhinavc/master

Elaborated explanation
Added a key missing detail to the question
Merge pull request #669 from abhinavc/master

Added a key missing detail to the question
 new question
Merge pull request #670 from abhinavc/master

new question
[cron-git-commit] @ 16.42
new question. replaces old one
Merge pull request #671 from abhinavc/master

new question. replaces old one
Sharpened part (b)
Merge pull request #672 from abhinavc/master

Sharpened part (b)
[cron-git-commit] @ 01.10
 new question
Merge pull request #673 from abhinavc/master

new question
[cron-git-commit] @ 19.38
new question
Merge pull request #674 from abhinavc/master

new question