Remove unnecessary install step in Travis

.travis.yml

@@ -9,7 +9,7 @@ notifications:
     on_start: false
 jdk:
 - oraclejdk8
-install: ./installViaTravis.sh
+install: true
 script: ./buildViaTravis.sh
 cache:
   directories:

installViaTravis.sh

@@ -1,16 +0,0 @@
-#!/bin/bash
-# This script will build the project.
-
-if [ "$TRAVIS_PULL_REQUEST" != "false" ]; then
-  echo -e "Assemble Pull Request #$TRAVIS_PULL_REQUEST => Branch [$TRAVIS_BRANCH]"
-  ./gradlew assemble
-elif [ "$TRAVIS_PULL_REQUEST" == "false" ] && [ "$TRAVIS_TAG" == "" ]; then
-  echo -e 'Assemble Branch with Snapshot => Branch ['$TRAVIS_BRANCH']'
-  ./gradlew -Prelease.travisci=true assemble 
-elif [ "$TRAVIS_PULL_REQUEST" == "false" ] && [ "$TRAVIS_TAG" != "" ]; then
-  echo -e 'Assemble Branch for Release => Branch ['$TRAVIS_BRANCH']  Tag ['$TRAVIS_TAG']'
-  ./gradlew -Prelease.travisci=true -Prelease.useLastTag=true assemble
-else
-  echo -e 'WARN: Should not be here => Branch ['$TRAVIS_BRANCH']  Tag ['$TRAVIS_TAG']  Pull Request ['$TRAVIS_PULL_REQUEST']'
-  ./gradlew assemble
-fi