v0.18.2: Merge: Revert: * use fastcache instead of gcache
* commit 'c3aeabc8e214cec2b5e8d301059ada42b9adb172': + travis: slack notifications add vendor/github.com/bluele/ go mod vendor * Makefile: remove fastcache Revert "* mobile: fix sed for Linux" * go.mod Revert "* use fastcache instead of gcache; rename CacheSize -> CacheSizeBytes" Revert "fix: ð Failing unit-tests"