do not update website on prs and branch buidls

.travis.yml

@@ -100,8 +100,8 @@ script:
   fi
 - cd .. 
 after_success:
-- if [[ ( ${TRAVIS_OS_NAME} == "linux" && ${CC} == "gcc") ]]; then ./tools/.deployGH.sh; fi
-- if [[ ( ${TRAVIS_OS_NAME} == "linux" && ${CC} == "gcc") ]]; then ./tools/.coverity.sh; fi
+- if [[ ( ${TRAVIS_OS_NAME} == "linux" && ${CC} == "gcc" && ${TRAVIS_BRANCH} == "master") ]]; then ./tools/.deployGH.sh; fi
+- if [[ ( ${TRAVIS_OS_NAME} == "linux" && ${CC} == "gcc" && ${TRAVIS_BRANCH} == "master") ]]; then ./tools/.coverity.sh; fi
 before_deploy:
 - rm build -rf && mkdir -p build && cd build
 - echo "Cross compile release build for Raspberry Pi"