scripts: fix call to main function
remove old screenshot thumb
scriptz: fix NzMenuBackup calls
fix path for NzMenuBackup script
scripts: fix empty function causing an error
scripts: add root check to nodezero-admin
doc: move seeks.md to bug tracker
doc: move roundcube.md to bug tracker
doc: move moonmoon to bug tracker
doc: remove creaky coot (left it as an alternative on the tt-rss doc page)
doc: update README, alternative software
refactor backup menu and functions
fix undefinied variable in NzMenuBackup
NzMenuBackup: try fixing nounset by using $var+x as in https://stackoverflow.com/questions/3601515
NzMenuBackup: try fixing unwanted nounset error as per https://stackoverflow.com/questions/7832080
NzMenuBackup: make _NzRunTree more verbose
NzMenuBackup: create default backintime config file and use it
temporarily use $BACKUP_LOCAL_STORGAE to store backups for testing
NzMenuBackup: fix backintime command line for older version in wheezy
NzMenuBackup: cleanup, add TODO about backintime