Update CHANGES and README for 1.2.0 release

CHANGES.rst

@@ -1,17 +1,18 @@
-1.1.1 (unreleased)
+1.2.0 (2021-05-24)
 ==================
 
 ami_analyze
 -----------
 
-- Create copy of input datamodel to avoid overwriting input [#5828]
+- Create copy of input datamodel to avoid overwriting input. [#5828]
 
 assign_wcs
 ----------
-- Convert the ra values to array in util.wrap_ra, but if input is a list return a list [6031]
+- Convert the ra values to array in util.wrap_ra, but if input is a list return
+  a list [#6031]
 
-- Moved the routine wrap_ra from cube_build to assign_wcs.util. The s_region is now
-  correct for data that cross ra boundary. [#6026]
+- Moved the routine wrap_ra from cube_build to assign_wcs.util. The s_region is
+  now correct for data that cross ra boundary. [#6026]
 
 - Changed evaluation of grism bounding box center from averaged extrema of
   transformed bounding box to transformed centroid of source_cat object [#5809]
@@ -77,10 +78,13 @@ csv_tools
 cube_build
 ----------
 
-- Fixed typo in cube_build_step spec for grating [#5839]
-- Update code to read in spectral and spatial size of exposure on the sky #5991
-- For calspec2 pipeline skip determining the dq plane in cube_build #5991
-- Remove certain WCS keywords that are irrelevant after cube_building. [#6032]
+- Fixed typo in ``CubeBuildStep`` spec for grating [#5839]
+
+- Update code to read in spectral and spatial size of exposure on the sky [#5991]
+
+- For calspec2 pipeline skip determining the dq plane in ``cube_build`` [#5991]
+
+- Remove certain WCS keywords that are irrelevant after ``cube_build``. [#6032]
 
 datamodels
 ----------
@@ -138,7 +142,8 @@ extract_2d
 general
 -------
 
-- Update file naming conventions documentation to clarify when optional components will be used. [#5796]
+- Update file naming conventions documentation to clarify when optional components
+  will be used. [#5796]
 
 - Update DQFLAGS table in RTD docs with new definitions for persistence and
   ad_floor in bits five and six [#5815]
@@ -153,20 +158,23 @@ jump
 -----------------
 
 - Update the step to detect jumps in three and four group integations [#5915].
+
 - Change the default S/N ratio for not flagging neighbors to be a higher value to
   better reflect the correct IPC.
 
 lib
 ---
 
-- Update ``update_mt_kwds`` function in ``set_telescope_pointing.py`` to  populate the TARG_RA/TARG_DEC [#5808]
+- Update ``update_mt_kwds`` function in ``set_telescope_pointing.py`` to populate
+  the TARG_RA/TARG_DEC [#5808]
 
 - moved ``basic_utils.multiple_replace`` to stcal. [#5898]
 
 - Implemented window clipping algorithm for WFSS contamination corrections. [#5978]
 
-- Updated ``set_velocity_aberration`` and ``utc_to_tdb`` to access the JWST position
-  and velocity keywords from the SCI extension header, rather than the primary header. [#6050]
+- Updated ``set_velocity_aberration`` and ``utc_to_tdb`` to access the JWST
+  position and velocity keywords from the SCI extension header, rather than the
+  primary header. [#6050]
 
 master_background
 -----------------
@@ -177,8 +185,8 @@ master_background
 outlier_detection
 -----------------
 
-- Outlier detection on non-dithered images is implemented with a simple sigma clipping,
-  dithered outlier detection cleaned up and HST specific steps removed
+- Outlier detection on non-dithered images is implemented with a simple sigma
+  clipping, dithered outlier detection cleaned up and HST specific steps removed
   and additional tests added. [#5822]
 
 ramp_fitting
@@ -275,6 +283,7 @@ wfss_contam
 - Implemented basic step structure to apply WFSS contamination corrections, along with
   the necessary grism library modules [#5508]
 
+
 1.1.0 (2021-02-26)
 ==================
 

README.md

@@ -52,7 +52,7 @@ You can also install a specific version (from `jwst 0.17.0` onward):
 
     conda create -n <env_name> python
     conda activate <env_name>
-    pip install jwst==1.1.0
+    pip install jwst==1.2.0
 
 Installing specific versions before `jwst 0.17.0` need to be installed from Github:
 
@@ -192,6 +192,7 @@ contact the [JWST Help Desk](https://jwsthelp.stsci.edu).
 
 | jwst tag | DMS build | CRDS_CONTEXT |   Date     |          Notes                                |
 | -------- | --------- | ------------ | ---------- | ----------------------------------------------|
+|  1.2.0   | B7.8rc1   | 0723         | 05/24/2021 | First release candidate for B7.8              |
 |  1.1.0   | B7.7.1    | 0682         | 02/26/2021 | Final release candidate for B7.7.1            |
 |  1.0.0   | B7.7.1rc1 | 0678         | 02/22/2021 | First release candidate for B7.7.1            |
 |  0.18.3  | B7.7      | 0670         | 01/25/2021 | Final release candidate for B7.7              |
@@ -245,10 +246,10 @@ Unit tests can be run via `pytest`.  Within the top level of your local `jwst` r
     pip install -e ".[test]"
     pytest
 
-Need to parallelize your test runs over 8 cores?
+Need to parallelize your test runs over all available cores?
 
     pip install pytest-xdist
-    pytest -n 8
+    pytest -n auto
 
 
 ## Regression Tests
@@ -266,7 +267,7 @@ and set the environment variable TEST_BIGDATA to our Artifactory server
     pip install -e ".[test]"
     export TEST_BIGDATA=https://bytesalad.stsci.edu/artifactory
 
-To run all the regression tests:
+To run all the regression tests (except the very slow ones):
 
     pytest --bigdata jwst/regtest