Feature: use JQL to define the list of issues to process

It is possible now to provide a JQL statement to jic:
- as an argument to the switch - using '-q';
- as a single line of text in stdin - using '-Q'.

Signed-off-by: Serge Broslavsky <serge.broslavsky@linaro.org>
Version update: 'next' branch

Signed-off-by: Serge Broslavsky <serge.broslavsky@linaro.org>