fixing image size in pyramid
updating unit format converters to round to the given value
adding scalebar support in both standard and big image viewers
moving static values to options
attaching scalebar to the viewport not image
adding error to request zooming in if image is too small
smart scalebar adjustment
update for pixelsize smaller then micrometer
updating unit helpers
adding missed variable
fixing possible division by 0
Update the url to qa.

Conflicts:
	components/insight/config/containerEditor.xml
Allow to set the QA base url via environment variable
rewriting rounding algorithm
Remove tabs and whitespace.
Remove whitespace and tabs.
Add support for httpclient library.
Add new dependencies
Remove spaces and tabs.
Modify implementation to support httpclient library.