Update latest supported dmd to 2.078.3

.travis.yml

@@ -7,7 +7,7 @@ os:
 language: d
 
 d:
-  - dmd-2.078.2
+  - dmd-2.078.3
   - dmd-2.077.1
   - dmd-2.076.1
 
@@ -22,7 +22,7 @@ addons:
       - gcc-multilib
 
 before_script:
-  - if [ "$PS1" = '(dmd-2.078.2)' ]; then
+  - if [ "$PS1" = '(dmd-2.078.3)' ]; then
       export UNITTEST="unittest-cov";
     fi
 

README.md

@@ -149,7 +149,7 @@ There are more containers in the `tanya.container` package.
 
 | DMD     | GCC            |
 |:-------:|:--------------:|
-| 2.078.2 | *gdc-5* branch |
+| 2.078.3 | *gdc-5* branch |
 | 2.077.1 |                |
 | 2.076.1 |                |
 

appveyor.yml

@@ -4,10 +4,10 @@ os: Visual Studio 2015
 environment:
   matrix:
     - DC: dmd
-      DVersion: 2.078.2
+      DVersion: 2.078.3
       arch: x64
     - DC: dmd
-      DVersion: 2.078.2
+      DVersion: 2.078.3
       arch: x86
     - DC: dmd
       DVersion: 2.077.1