* signature position still needs fixing when the image is scaled inside image view
	* screenshots lose the image resolution and scale therefor different approach is taken.

- Fixed sign size scale.

- Fixed signing pages that are not displayed or loaded in the pager view.

- Fixed back button function to discard changes and stay in the screen if it is in mode other than normal.

- Fixed images colors.

- Refactored some codes.

- Changed image compress screen design.

- Removed redundant code.

- Added signature view controller from EPSignature library to be used locally and correctly use colors and localized strings and fonts in it.

- Changed design to match more with Figma.