changing type number for initialistation job so we can give them lower priority. Adding function to sort the joblist by type

Creating the tree for the graph from the initial joblist.
Adding the CreateTree function to the monitoring file.

change to template to run my first exp with nemovar ensemble member. two lines added in MyTemplate.sim so that a job can be resubmitted at will. Bugfix to getAllChildren function so it passes a list of jobs instead of jobnames(used only to cancel a failed job and all its children) 

working version of autosubmit , with additional check of completion , possibility to restart from pickle and template updated for first experiment

Also added functions in chunk_date_lib to retrieve date and month of a string_date.

adding a saveJobList to pickle joblist
joblist is now a global variable (so it can be called from the signal handler)
 

signal handler in autosubmit