d2cdaa609d
=, + and / require triplet encoding in URLs. Cleanup the base64 encoding string to use different characters. This only impacts newly created string, existing strings will continue to require a much longer encoding when sent in JSON messages from the REST API. Also strip leading 'A'. Most strings start with a run of 'A' due to the first few bytes of uuidPrefix always being 0. Avoid long runs of - in the resulting IDs by mixing the bits using the uuidPrefix as the salt for the mixer. Change-Id: I0a7da0aec071329c840447a0914d14118f2f20a4