Merge pull request #201 from LAshokReddy556/master

Contract Period & App user
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Merge remote-tracking branch 'upstream/master'
No prorata billingRule
small fixes
Merge pull request #203 from Ranjith15/master

No Prorata BillingRule
Merge pull request #204 from Rakeshadlagatta/master

small fixes
..
Merge remote-tracking branch 'upstream/master'
Merge pull request #205 from Ranjith15/master

Bill rules
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Merge remote-tracking branch 'upstream/master'
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Merge pull request #207 from Ranjith15/master

Disconnection credit
selfcaresignupProcess
Merge remote-tracking branch 'upstream/master'
'selfActivationProcess'