Merge pull request #5 from dietmarw/ci

Adding travis-ci configuration. No deploy yet.

.travis.yml

@@ -0,0 +1,23 @@
+language: c
+
+addons:
+  apt:
+    packages:
+      - gcc-multilib
+
+env: LIBS="libbsxml-json.a libED_INIFile.a libED_JSONFile.a libED_MATFile.a libED_XLSFile.a libED_XLSXFile.a libED_XMLFile.a libexpat.a libzlib.a"
+
+script:
+  - cd ExternData/Resources/C-Sources
+  - make CFLAGS="-O3 -msse2 -m32 -fPIC" TARGETDIR="linux32"
+  - make CFLAGS="-O3 -fPIC"
+  - cd ../Library/linux32
+  - tar cJf linux32.tar.xz $LIBS
+  - cd ../linux64
+  - tar cJf linux64.tar.xz $LIBS
+# deployment rules are currently missing but can be added for, e.g, github releases
+
+notifications:
+  email: false
+
+sudo: false