Merge pull request #18 from SingingBush/develop

update compiler versions on travis build and also build on OSX

.travis.yml

@@ -1,21 +1,26 @@
 language: d
 
+# For available compilers see: https://semitwist.com/travis-d-compilers
+# there's also dmd-beta and ldc-beta
 d:
-  - dmd
+  - dmd-beta
+  - dmd-2.074.1
+  - dmd-2.073.2
   - dmd-2.072.2
   - dmd-2.071.2
   - dmd-2.070.2
   - dmd-2.069.2
-  - dmd-2.068.2
-  - dmd-2.074.0-b2
-  - ldc
-  - ldc-1.0.0
-  - ldc-0.17.2
-  - ldc-1.2.0-beta2
+  - ldc-beta
+  - ldc-1.2.0 # eq to dmd v2.072.2
+  - ldc-1.1.1 # eq to dmd v2.071.2
   - gdc
 
 sudo: false
 
+os:
+  - linux
+  - osx
+
 script:
   - dub build --build=release --config=library
   - dub test --build=unittest --config=unittest
@@ -28,3 +33,8 @@ script:
   - dub run --build=release --config=constructorInjectionExample
   - dub run --build=release --config=valueInjectionExample
   - dub run --build=release --config=postConstructorPreDestructorExample
+
+matrix:
+  allow_failures:
+    - d: gdc
+      os: osx