refactor - moved WebClientProperties from DataBaseService
updated to latest version of grid/master
removed databaseService from the sessionInfoService
changed call of getMetrics() in DownloadServiceImpl
Merge branch 'grid_master' into JFG-734-properties
fixed some remarks
merged with master
minor tweaks removed
variable renamed
merged with griddynamics master
+ png download hot-fix
+ hot-fix group legends in legend tree
Merge pull request #550 from amikryukov/hot-fix-legends

hot-fix: group legends in legend tree
Merge pull request #549 from amikryukov/hot-fix-png

hot-fix: png download with FireFox
[maven-release-plugin] prepare release parent-1.2.5-m5
[maven-release-plugin] prepare for next development iteration
Merge pull request #540 from aovodov/JFG-734-properties

refactor - moved WebClientProperties from DatabaseService
+ true copy constructor for MetricGroupNode
Merge branch 'master' of github.com:griddynamics/jagger into csv-only-chosen

Conflicts:
	webclient/src/main/java/com/griddynamics/jagger/webclient/server/DownloadServiceImpl.java