Merge pull request #453 from stfc/martin_deepcopy_issue

Allow deepcopy of fparser tree

Merge pull request #435 from stfc/426_convert_arg_to_open

(Closes #426) Add convert argument to open().

Merge pull request #425 from stfc/411_split_file

Split Fortran2008.py into separate files (closes #411)

Merge pull request #417 from stfc/411_move_fortran2008_file

use __init__ to import Fortran2008 classes (towards #411)

Merge pull request #406 from stfc/405_module_procedure_colons

add f2008 R1206 procedure-stmt support (closes issue 405)

Merge pull request #392 from stfc/335_add_block

(Closes #335, #326) add block and critical

Merge pull request #354 from stfc/352_release_0.0.16

(Towards #352) update version number, changelog and README

Release 0.0.15

#319 update version number and copyright date

Release 0.0.13