[librsvg/librsvg-2.42] Update NEWS for 2.42.3

[Federico Mena Quintero <federico src gnome org>]

commit ca640d1185745665c61689b71c627e1d020a80b7
Author: Federico Mena Quintero <federico gnome org>
Date:   Mon Mar 5 08:01:13 2018 -0600

    Update NEWS for 2.42.3
    
    And fix a typo in COMPILING.md

 COMPILING.md |  2 +-
 NEWS         | 11 +++++++++--
 2 files changed, 10 insertions(+), 3 deletions(-)
---
diff --git a/COMPILING.md b/COMPILING.md
index f063341f..5c472f57 100644
--- a/COMPILING.md
+++ b/COMPILING.md
@@ -100,7 +100,7 @@ libxml2-devel libcroco-devel cairo-devel \
 pango-devel gdk-pixbuf-devel
 ```
 
-### macOS systems
+### MacOS systems
 
 Dependencies may be installed using [Homebrew](https://brew.sh) or another
 package manager.
diff --git a/NEWS b/NEWS
index c663e52f..48bdaacf 100644
--- a/NEWS
+++ b/NEWS
@@ -24,9 +24,15 @@ Version 2.42.3
   functions work again.  Now we have tests for the whole public API.
 - gitlab#143 - Minor optimizations for Gaussian blurs (Timm Bäder).
 - gitlab#201 - Minor speedups in the code to parse SVG attributes.
+- gitlab#178 - Fix some tests that failed on 32-bit machines.
 - COMPILING.md now lists our build dependencies, and has command lines
-  which you can use on openSUSE/Fedora/Debian/Ubuntu to set up a
-  development environment for librsvg (Jordan Petridis).
+  which you can use on openSUSE/Fedora/Debian/Ubuntu/MacOS to set up a
+  development environment for librsvg (Jordan Petridis, Brion Vibber).
+- gitlab#211 - Running the configure script on MacOS now works and
+  doesn't try to use -Bsymbolic for linking (Brion Vibber).
+- gitlab#In addtion to --enable-debug/--disable-debug to control the Rust
+  compilation, now you can use an environment variable
+  LIBRSVG_DEBUG=yes / LIBRSVG_DEBUG=no if you wish.
 - Code moved to Rust: SVG paint servers (Dmitry Kontsevoy), SVG
   attribute parsing.
 - We now use a Cargo workspace internally, to move more things to Rust
@@ -34,6 +40,7 @@ Version 2.42.3
 - Special thanks in this release to Jordan Petridis for MAJOR
   improvements to our Continuous Integration infrastructure, the
   repository structure, and updates to the compilation documentation.
+  Also for setting up 32-bit builds for continuous integration.
 
 Version 2.42.2
 - gitlab#193 - Don't crash when feConvolveMatrix doesn't specify