Merge branch 'remove-gcp-depends' into 'master'

Removed google cloud libs from the core part.

See merge request !273

notification-core/pom.xml

@@ -74,21 +74,6 @@
             <version>1.18.8</version>
             <scope>provided</scope>
         </dependency>
-        <dependency>
-            <groupId>com.google.http-client</groupId>
-            <artifactId>google-http-client</artifactId>
-            <version>1.30.1</version>
-        </dependency>
-        <dependency>
-            <groupId>com.google.oauth-client</groupId>
-            <artifactId>google-oauth-client</artifactId>
-            <version>${google-oauth-client.version}</version>
-        </dependency>
-        <dependency>
-            <groupId>com.google.api-client</groupId>
-            <artifactId>google-api-client</artifactId>
-            <version>${google-api-client.version}</version>
-        </dependency>
         <dependency>
             <groupId>com.google.guava</groupId>
             <artifactId>guava</artifactId>
@@ -109,11 +94,6 @@
             <artifactId>jaxb-impl</artifactId>
             <version>2.3.0</version>
         </dependency>
-        <dependency>
-            <groupId>com.google.apis</groupId>
-            <artifactId>google-api-services-iam</artifactId>
-            <version>v1-rev289-1.25.0</version>
-        </dependency>
         <dependency>
             <groupId>com.auth0</groupId>
             <artifactId>java-jwt</artifactId>