IDEX-673
IDEX-673
chek available memory before start application
IDEX-757
configure default max size available for runner
add constants for configuration variables
IDEX-673
Merge branch 'IDEX-673'

Conflicts:
	codenvy-api-runner/src/main/java/com/codenvy/api/runner/RunQueue.java
CLDIDE-1747	: Log 'default' value if no PaaS was chosen
remove unused class
IDEX-885
read url of workspace api from configuration, add javadocs
Added javadoc
Merge branch 'master' of github.com:codenvy/platform-api
Add temp_user role for addMember method;
IDEX-902
IDEX-800
Add temp_user role for removePreference method;
Merge branch 'master' of github.com:codenvy/platform-api
IDEX-883: add all files in index but index content (for full text search) only for known files