Adding base utils for JWT service account workflow. OpenSSL base64 decoding is
a disaster and does not support url_safe which we need for the JWT.
	Change on 2014/12/12 by jboeuf <jboeuf@google.com>
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Created by MOE: http://code.google.com/p/moe-java
MOE_MIGRATED_REVID=82020601
11 files changed