Removed -Wall -Wextra from CMakeLists.txt (this solves https://github.com/corporateshark/WalCommander/pull/150)
Updated readme (how to get the latest version)
Merge pull request #157 from corporateshark/release-0.17.1

Removed -Wall -Wextra from CMakeLists.txt (this solves https://github.co...
Fixed some warnings, disabled some minor warnings in Qt
Merge remote-tracking branch 'upstream/master'