Arbitrary extra arguments for SGE

See merge request !33

Fix jman submit and jman list with --sge-extra-args

Fix resubmits when extra sge args is present

Show help message when jman is run without an argument

Improve docs and error handling

add `--sge-direct-commands` option

update doc

update tools.py
add `sge-direct-commands` opyion for `qsub`

update jman.py
add `sge-direct-commands` opyion for `qsub`

update doc:
add example for `sge-direct-commands` option

update doc

update doc

update doc

update doc

add 'gridtk.sge.direct.commands.prepend'

update `--sge-extra-flags`

doc: update `--sge-extra-flags`

SGE extra commands

See merge request !32

Adding parser, sge_extra_command, for sge_extra_flags in qsub()

Fix #33

Closes #33

See merge request !31

Refresh the status of jobs from SGE before listing them

See merge request !30

Automatically remove G from memory commands in GPU queues

See merge request !29

Add a helper function to easily slice into a list in array jobs

See merge request !28

Automatic injection of bob.extension.rc to jinja variables

Closes #31

See merge request !27

Do not automatically remove G from the GPU memory requirements

Closes #30

See merge request !26

Do not delete the logs of the jobs that are not resubmitted

Closes #29

See merge request !25

Fix submission to gpu queues removing memfree and hvmem settings (causing issues…

See merge request !24

Fix submission to gpu queues removing memfree and hvmem settings (causing issues with virtual memory allocation)