Merge pull request #509 from jepebe/ERT-594

Ert 594 Dynamic plot scales on tool bar
ERT-572 - Added ERT compile time version tracking
ERT-572 - Created a new splash screen
ERT-572 - Cleaned up icon directory
ERT-572 - Give users time to appreciate the splash screen
ERT-572 - Missing CMakeLists.txt entry
ERT-572 - Improved splash screen appreciation algorithm
Merge pull request #512 from jepebe/ERT-572

Ert 572 Refreshed Splash Screen
ERT-572 - Removed dependency on git_commit.sh and added short hash support.
Merge pull request #513 from jepebe/ERT-572

ERT-572 - Removed dependency on git_commit.sh and added short hash support.
Fixing detection of date and git revision on windows.
Merge pull request #516 from perroe/windows_compile_fix

Fixing detection of date and git revision on windows.
ERT-594 - Added workaround for negative domain on logarithmic scales
ERT-594 - Do nothing if axis type is None
ERT-594 - Missing semicolon
ERT-594 - Added more decimals and a different size policy