fix patching of "apiStages" in API GW usage plans; release version 0.…

…12.15

release version 0.12.14; reduce verbosity of Kinesis logging

release version 0.12.13

release version 0.12.12

release version 0.12.11

release v0.12.10

release version 0.12.9

release v0.12.8; fix log output for "localstack config" CLI commands

release version 0.12.7

release version 0.12.6