Cciupgrade#2

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amol wants to merge 7 commits intoamol:masterfrom

swapnil90:cciupgrade

Commits on Mar 20, 2014

cpu upgrade feature added

Swapnil
authored and
stack
committed
Added Exception Handling and Made pep8 compatible
Swapnil
committed
Slight Code Modification
Swapnil
committed

Commits on Mar 21, 2014

adding test cases
Swapnil
committed
made the code more structered
Swapnil
committed

Commits on Mar 23, 2014

slight modification
root
committed

Commits on Mar 24, 2014

Test cases implementation, pep8 compatible and slight code modifications
Swapnil Khanapurkar
committed