BUG: Do not filter surface altitude/pressure fields
Merge pull request #1292 from cpelley/fixed_pp_filter

BUG: Do not filter surface altitude/pressure fields
DOC: Removed lazy keyword argument in docstrings
Merge pull request #1296 from cpelley/corrected_guide

DOC: Removed lazy keyword argument in docstrings
Update iris.Future docstring for netcdf_promote.
BLD: Conda package listing

Offering easier debugging of continuous integration environment test
failures where package changes have occurred.

Context:
https://github.com/SciTools/iris/pull/1293
Fix Cube.intersection() for descending bounds.
Merge pull request #1301 from cpelley/conda_package_list

BLD: Conda package listing
Merge pull request #1299 from rhattersley/update-future-docstring

Update iris.Future docstring for netcdf_promote.
Merge pull request #1302 from rhattersley/intersection-bounds-fix

Fix Cube.intersection() for descending bounds.
Fix string formatting bugs in STASH object error messages.
Add pp constraint conversion test where STASH=stash-object (instead of string).
Allow STASH-constraint conversion where reference is a STASH object (instead of a string).
Merge pull request #1306 from pp-mo/pp_stash_constrain

Pp stash constrain