Update vapt-get help

* Removing --all: It doesn't make sense running vapt-get on stopped
servers.

* Suggestion to use --running.

* Slightly improves the help
Merge pull request #12 from ensc/master

RHEL6.6 fixes and enhancements
Merge pull request #11 from theocrite/master

Update vapt-get help
scripts/vserver.functions: fix argument ordering for _readFileToArray
Merge pull request #13 from AlexanderS/fix-generateCgroupOptions

scripts/vserver.functions: fix argument ordering for _readFileToArray
scripts: cleanup generated files

fixes

| $ make distcheck
| ...
| ERROR: files left in build directory after distclean:
| ./scripts/vshelper
| Makefile:10583: recipe for target 'distcleancheck' failed

Signed-off-by: Enrico Scholz <enrico.scholz@ensc.de>
src: remove rpm-fake.so manually

fixes

| $ make distcheck
| ...
| ERROR: files left after uninstall:
| ./lib/util-vserver/rpm-fake.so
| Makefile:10566: recipe for target 'distuninstallcheck' failed

Signed-off-by: Enrico Scholz <enrico.scholz@ensc.de>
lib: added vc_text2umask() prototype

Signed-off-by: Enrico Scholz <ensc@ensc.de>