CDEC-30: Show download indicator
CDEC-30: Show download indicator
CDEC-30: Show download indicator
Merge remote-tracking branch 'origin/master'

Conflicts:
	installation-manager-cli-bundle/src/main/java/com/codenvy/im/cli/command/DownloadCommand.java
	installation-manager/src/main/java/com/codenvy/im/DownloadingDescriptor.java
CDEC-30: Show download indicator