http: fetch() supported

... making available transfering FROM http
'File' mode is up permanently; need fix (see +10)

+TodoTask object holds stamp in time_struct
+all modules .fetch() returns new full list of tasks to be merged upside
fix: wrong getDB() behavior
Time-sync incomplete DB's when importing from 2+

+ TodoTask replaced .saved with .savedA['dbName'] for each of db
+ DB linked to TodoTask vie engines
+ SQL db fetches UTC stamps
! need timezone fix !
Timezone respected for distant db's
Command depricated: Transfer
checkout: gresetGlobal command, ...

- additonal db's aren't flushed instantly, check it
GMT time wide fix
named dbA[] becomes enumerated
fix: very final timezone errors,..

+ .stamp is now UNIX time
cleanup
suppressed time-diff warning for <60s difference
db engines constructor simplified

todoA, username and projectname are no more passed explicitely
Pass Cfg object to engine constructor
Fix: didn't create new .do
doc: Release notes for 1.5.0
Merge remote-tracking branch 'origin/working'