fixed ISO image detection (space in file name or path), fixed shell injection vulnerability (bnc#770157)

- 2.17.99
make possible to set the NFS mount options

fate#313208
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fixed typo in Pos*t*processISOURL() function name
added a note to translators
added changes
- 2.17.100
Merge pull request #5 from yast/nfs_mount_options_fate313208

Make possible to set the NFS mount options (fate#313208)
Merge remote-tracking branch 'origin/Code-11-SP3' into autoyast_repo_alias_fate313144

Conflicts:
	VERSION
	package/yast2-packager.changes