reordered b2 invokations

Author: zajo

.travis.yml

@@ -250,10 +250,10 @@ install:
 script:
   - |-
     echo "using $TOOLSET : : $COMPILER ;" > ~/user-config.jam
-  - ../../b2 variant=debug test toolset=$TOOLSET cxxstd=$CXXSTD
-  - ../../b2 variant=release test toolset=$TOOLSET cxxstd=$CXXSTD
-  - ../../b2 variant=debug-discard-unexpected test toolset=$TOOLSET cxxstd=$CXXSTD
-  - ../../b2 variant=release-discard-unexpected test toolset=$TOOLSET cxxstd=$CXXSTD
+  - ../../b2 test toolset=$TOOLSET cxxstd=$CXXSTD variant=debug
+  - ../../b2 test toolset=$TOOLSET cxxstd=$CXXSTD variant=release
+  - ../../b2 test toolset=$TOOLSET cxxstd=$CXXSTD variant=debug-discard-unexpected
+  - ../../b2 test toolset=$TOOLSET cxxstd=$CXXSTD variant=release-discard-unexpected
 #  - cd bld/debug && meson test
 
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