Using prime number on interval in order to reduce contention on oacs:sched_procs mutex lock.
- replace "eval" by expand operator
- use compilable expressions
- use "in" operator instead of "lsearch"
- use tcl 8.5 extended index format for "string range"
- brace expressions to allow for tcl compilation
- pass property doc(title)
- fix syntax
- use "lassign" instead of "foreach" idiom
- use namespace prefix instead of "global" statement
- use compiled string expressions
- use "in" expression instead of "lsearch -exact"
- don't abbreviate subcommands of "file"
- fix image.vuh for invalid urls: in case the path is invalid, the variable object_id is not set and can't be contained in error message