Minor update.

.travis.yml

@@ -5,16 +5,14 @@ compiler:
 
 before_install:
   # Install required packages
-  - sudo apt -qq update
-  # - sudo apt -qq upgrade
-  - sudo apt -qq install build-essential software-properties-common cmake lcov
-  - sudo apt -qq install byobu curl wget git htop man unzip vim wget subversion
-  - if [ $TRAVIS_BRANCH = "master" ]; then sudo apt-get -qq install doxygen; fi
+  - sudo apt-get -qq update
+  - sudo apt-get -qq install build-essential software-properties-common cmake lcov
+  - sudo apt-get -qq install byobu curl wget git htop man unzip vim wget subversion doxygen
 
   # Install gcc/g++ v7
   - sudo add-apt-repository -yy ppa:ubuntu-toolchain-r/test
-  - sudo apt -qq update
-  - sudo apt install -qq gcc-7 g++-7
+  - sudo apt-get -qq update
+  - sudo apt-get install -qq gcc-7 g++-7
   - sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-7 60 --slave /usr/bin/g++ g++ /usr/bin/g++-7
   - gcc --version
   - g++ --version
@@ -55,7 +53,7 @@ after_success:
 
 before_deploy:
   - sudo pip install sphinx breathe sphinx_rtd_theme
-  - "cd docs; /bin/bash deploy.sh; cd -"
+  - "cd ../docs; /bin/bash deploy.sh; cd -"
   - mkdir packages
   - tar czvf packages/releases-$TRAVIS_TAG.tar.gz $(ls -I packages)
   - zip -q packages/releases-$TRAVIS_TAG.zip -r $(ls -I packages)