nuoveXT2-icon-theme-0.5.1-bp150.2.4

- new upstream version 0.5.1
  * add .gitignore file
  * support automake newer than 1.11
  * fixed invalid names for placeholder file: .gitignore ->
    placeholder
  * spec file cleanup

- new upstream version 0.5.0
  * graphic improvments

- fixed a problem with folders permissions

- use tango volume icons instead of default ones because is hard
  to see black icon on black panel

- New package (it's no more part of lxde-common package)