Clean install script

[edevost]

On a docker running Ubuntu 14.04, headless:

before_install:
- sudo apt-get update -qq
- sudo apt-get install -qq libblas-dev liblapack-dev libsuperlu3-dev libarpack2 libarpack2-dev libopencv-dev libimage-exiftool-perl libarmadillo-dev python-opencv libopencv-dev
- pushd cpplibs/background_estimation_code/code/
- g++ -std=c++11 -L/usr/lib -L/usr/local/lib -I/usr/include -I/usr/include/opencv main.cpp SequentialBge.cpp SequentialBgeParams.cpp -O3 -larmadillo -lopencv_core -lopencv_highgui -fopenmp -o "EstimateBackground"
- sudo cp EstimateBackground /usr/local/bin
- popd
- pushd cpplibs/foreground_detection_code/code/
- g++ -o ForegroundSegmentation main.cpp input_preprocessor.cpp -O2 -fopenmp -I/usr/include/opencv -L/usr/lib64  -L/usr/lib -L/usr/local/lib -larmadillo -lopencv_core -lopencv_highgui -lopencv_imgproc
- sudo cp ForegroundSegmentation /usr/local/bin
- popd
install:
  - "pip install -r requirements.txt"
  - "pip install --editable ."