Merge pull request GwtMaterialDesign#433 from GwtMaterialDesign/relea…

…se_1.6.0

1.6.0 Release - Version Update

Update README.md

Update README.md

Merge pull request GwtMaterialDesign#347 from GwtMaterialDesign/relea…

…se_1.5.1

Update README.md

Merge pull request GwtMaterialDesign#292 from GwtMaterialDesign/relea…

…se_1.5

Release 1.5.0

[maven-release-plugin] prepare release v1.4.1

[maven-release-plugin] copy for tag gwt-material-parent-1.4

[maven-release-plugin] copy for tag gwt-material-1.3.3

[maven-release-plugin] copy for tag gwt-material-1.3.2

[maven-release-plugin] copy for tag gwt-material-1.3.1