[1.3>master] [1.2>1.3] [MERGE #1517 @dilijev] Fix a logic bug in build number padding.
[1.3>master] [1.2>1.3] [MERGE #1517 @dilijev] Fix a logic bug in build number padding.

Merge pull request #1517 from dilijev:padding

mrkmarron/ChakraCore,mrkmarron/ChakraCore,mrkmarron/ChakraCore,Microsoft/ChakraCore,Microsoft/ChakraCore,Microsoft/ChakraCore,mrkmarron/ChakraCore,Microsoft/ChakraCore,mrkmarron/ChakraCore,Microsoft/ChakraCore,mrkmarron/ChakraCore,mrkmarron/ChakraCore,Microsoft/ChakraCore