[MGPG-111] Fix dependencies (#81)

Changes:
* add missing maven artifact and settings
* add resolver impl to test scope
* comment on plexus-cipher and sec-dispatcher

Author: cstamas

pgp-keys-map.list

@@ -26,7 +26,7 @@ org.junit.jupiter:junit-jupiter-api = 0xFF6E2C001948C5F2F38B0CC385911F425EC61B51
 org.junit.jupiter:junit-jupiter-params = 0xFF6E2C001948C5F2F38B0CC385911F425EC61B51
 org.junit.platform:junit-platform-commons = 0xFF6E2C001948C5F2F38B0CC385911F425EC61B51
 org.opentest4j:opentest4j = 0xFF6E2C001948C5F2F38B0CC385911F425EC61B51
-org.apache.maven.resolver = 0x522CA055B326A636D833EF6A0551FD3684FCBBB7
+org.apache.maven.resolver = 0x29BEA2A645F2D6CED7FB12E02B172E3E156466E8
 org.apache.maven.shared:maven-invoker = 0x84789D24DF77A32433CE1F079EB80E92EB2135B1
 org.codehaus.plexus:plexus-cipher = 0x6A814B1F869C2BBEAB7CB7271A2A1C94BDE89688
 org.codehaus.plexus:plexus-classworlds = 0xB91AB7D2121DC6B0A61AA182D7742D58455ECC7C

pom.xml

@@ -87,6 +87,12 @@ under the License.
       <version>${mavenVersion}</version>
       <scope>provided</scope>
     </dependency>
+    <dependency>
+      <groupId>org.apache.maven</groupId>
+      <artifactId>maven-artifact</artifactId>
+      <version>${mavenVersion}</version>
+      <scope>provided</scope>
+    </dependency>
     <dependency>
       <groupId>org.apache.maven</groupId>
       <artifactId>maven-core</artifactId>
@@ -105,6 +111,12 @@ under the License.
       <version>${mavenVersion}</version>
       <scope>provided</scope>
     </dependency>
+    <dependency>
+      <groupId>org.apache.maven</groupId>
+      <artifactId>maven-settings</artifactId>
+      <version>${mavenVersion}</version>
+      <scope>provided</scope>
+    </dependency>
     <dependency>
       <groupId>org.apache.maven.resolver</groupId>
       <artifactId>maven-resolver-api</artifactId>
@@ -137,6 +149,7 @@ under the License.
       <version>2.9.0</version>
       <type>pom</type>
     </dependency>
+    <!-- These two below must go in pair -->
     <dependency>
       <groupId>org.codehaus.plexus</groupId>
       <artifactId>plexus-sec-dispatcher</artifactId>
@@ -182,6 +195,12 @@ under the License.
       <version>2.15.1</version>
       <scope>test</scope>
     </dependency>
+    <dependency>
+      <groupId>org.apache.maven.resolver</groupId>
+      <artifactId>maven-resolver-impl</artifactId>
+      <version>${resolverVersion}</version>
+      <scope>test</scope>
+    </dependency>
   </dependencies>
 
   <build>