Update .travis.yml

.travis.yml

@@ -8,7 +8,7 @@ addons:
       - oracle-java8-installer
 
 before_install:
-  - chmod +x gradlew
+  - chmod +x pandamonium-theorem-prover/gradlew
 
 stages:
   - name: build
@@ -18,8 +18,8 @@ stages:
 jobs:
   include:
     - stage: build
-      script: ./gradlew build
+      script: ./pandamonium-theorem-prover/gradlew build
     - stage: unitTest
-      script: ./gradlew test
+      script: ./pandamonium-theorem-prover/gradlew test
     - stage: integrationTest
-      script: ./gradlew integrationTest
+      script: ./pandamonium-theorem-prover/gradlew integrationTest