another shot at travis build

.travis.yml

 language: cpp
 
-sudo: required
+sudo: false
 
 compiler:
 - clang
@@ -19,38 +19,11 @@ addons:
     - libopencv-dev
     - libtinyxml-dev
     - libopenthreads-dev
-    - libfftw-dev
+    - libfftw3-dev
+    - ninja-build
 
 before_script:
 - mkdir build
 - cd build
 
-script: cmake ../SuperBuild \
- -DCMAKE_INSTALL_PREFIX=../install \
- -DUSE_SYSTEM_TIFF:BOOL=ON \
- -DUSE_SYSTEM_ZLIB:BOOL=ON \
- -DUSE_SYSTEM_GEOTIFF:BOOL=ON \
- -DUSE_SYSTEM_JPEG:BOOL=ON \
- -DUSE_SYSTEM_SQLITE:BOOL=ON \
- -DUSE_SYSTEM_CURL:BOOL=ON \
- -DUSE_SYSTEM_PNG:BOOL=ON  \
- -DUSE_SYSTEM_OPENCV:BOOL=ON \
- -DUSE_SYSTEM_QT4:BOOL=ON \
- -DUSE_SYSTEM_GEOS:BOOL=ON \
- -DUSE_SYSTEM_FFTW:BOOL=ON \
- -DUSE_SYSTEM_PROJ:BOOL=ON \
- -DUSE_SYSTEM_EXPAT:BOOL=ON \
- -DUSE_SYSTEM_BOOST:BOOL=ON \
- -DUSE_SYSTEM_LIBKML:BOOL=ON \
- -DUSE_SYSTEM_TINYXML:BOOL=ON \
- -DUSE_SYSTEM_OPENJPEG:BOOL=ON \
- -DUSE_SYSTEM_OPENTHREADS:BOOL=ON \
- -DUSE_SYSTEM_GDAL:BOOL=ON \
- -DUSE_SYSTEM_ITK:BOOL=OFF \
- -DUSE_SYSTEM_MUPARSER:BOOL=ON \
- -DUSE_SYSTEM_MUPARSERX:BOOL=OFF \
- -DUSE_SYSTEM_OSSIM:BOOL=OFF \
- -DOTB_USE_OPENJPEG:BOOL=OFF \
- -DOTB_USE_MUPARSER:BOOL=OFF \
- -DOTB_USE_MUPARSERX:BOOL=OFF \
-make
\ No newline at end of file
+script: cmake ../SuperBuild -DCMAKE_INSTALL_PREFIX=../install -DUSE_SYSTEM_TIFF=ON -DUSE_SYSTEM_ZLIB=ON -DUSE_SYSTEM_GEOTIFF=ON -DUSE_SYSTEM_JPEG=ON -DUSE_SYSTEM_SQLITE=ON -DUSE_SYSTEM_CURL=ON -DUSE_SYSTEM_PNG=ON -DUSE_SYSTEM_OPENCV=ON -DUSE_SYSTEM_QT4=ON -DUSE_SYSTEM_GEOS=ON -DUSE_SYSTEM_FFTW=ON -DUSE_SYSTEM_PROJ=ON -DUSE_SYSTEM_EXPAT=ON -DUSE_SYSTEM_BOOST=ON -DUSE_SYSTEM_LIBKML=ON -DUSE_SYSTEM_TINYXML=ON -DUSE_SYSTEM_OPENJPEG=ON -DUSE_SYSTEM_OPENTHREADS=ON -DUSE_SYSTEM_GDAL=ON -DUSE_SYSTEM_ITK=OFF -DUSE_SYSTEM_MUPARSER=ON -DUSE_SYSTEM_MUPARSERX=OFF -DUSE_SYSTEM_OSSIM=OFF -DOTB_USE_OPENJPEG=OFF -DOTB_USE_MUPARSER=OFF -DOTB_USE_MUPARSERX=OFF -G "Ninja" && ninja-build