Bug fix release

GridTools:

• support for also_previous in read

Fortran interface:

• getter subroutines for meta-infos

FTG frontend:

• Added wrapper routines for all metainfo getters and setters
• Added support for zero-sized arrays
• Added ftg_allocate_and_read routines which take unallocated pointers and allocatable variables, allocate them according to the stored bounds and read the data afterwards.

build script:

• support for Tave