General improvements in page layouts
Merge branch 'master' of https://github.com/GeoNode/geonode into fixer

# By Ariel Nunez (10) and others
# Via Ariel Nunez (2) and others
* 'master' of https://github.com/GeoNode/geonode:
  order keywords alphabetically and fix typo
  Updated locale files
  fixes #1807
  fixes #1785
  fixes #1723
  Updated changelog for version 2.4b2
  fixes #1783
  Added languages that are not well supported in Django
  Added Sinhala and Tamil
  Updated changelog for version 2.4b1
  The thumbnail url can be longer than 255 chars
  Updated changelog for version 2.4a38
  Updated changelog for version 2.4a37
  Added link to PUBLIC_LOCATION in map save
  Fixed E126 continuation line over-indented for hanging indent
Improving page layouts
Merge branch 'master' of https://github.com/GeoNode/geonode into fixer

# By Matt Bertrand
# Via Ariel Núñez (1) and Matt Bertrand (1)
* 'master' of https://github.com/GeoNode/geonode:
  pep8
  Always convert to web mercator coordinates
General Style fixes on page templates
Merge branch 'master' of https://github.com/GeoNode/geonode into fixer

# By state-hiu
# Via Ariel Núñez (2) and state-hiu (1)
* 'master' of https://github.com/GeoNode/geonode:
  Fixes #1780
  fixes #1768 and #1777
Style fixes
Merge branch 'master' of https://github.com/GeoNode/geonode into fixer

# By Tom Kralidis (3) and Simone Dalmasso (1)
# Via Simone Dalmasso (1) and Tom Kralidis (1)
* 'master' of https://github.com/GeoNode/geonode:
  few fixes to the search results
  fix indent
  fix CSW test
  bump pycsw/OWSLib dependencies
Fix .fa class margin in filters
Merge pull request #1823 from ppasq/fixer

General Style fixes on page templates
Updated changelog for version 2.4b3
fixes #1830
whitespace fixes
Fixes #1835
Merge pull request #1834 from state-hiu/fix_1830

Delete Comments,  Fixes 1830
Merge pull request #1836 from state-hiu/fix_1835

Hides Edit Layer, Fixes #1835
show categories if they have records
Merge branch 'master' of https://github.com/GeoNode/geonode