fix compilation with Gradle to account for GeoIP2 and systray changes

apps/desktopgui/build.gradle

@@ -10,4 +10,5 @@ dependencies {
     compile project(':core')
     compile project(':router')
     compile project(':installer')
+    compile project(':apps:systray')
 }

router/build.gradle

@@ -4,7 +4,6 @@ sourceSets {
     main {
         java {
             srcDir 'java/src'
-            exclude 'com/maxmind'
         }
     }
     test {
@@ -21,7 +20,6 @@ sourceSets {
 
 dependencies {
     api project(':core')
-    implementation 'com.maxmind.geoip:geoip-api:1.3.1'
     implementation 'gnu.getopt:java-getopt:1.0.13'
     testImplementation project(path: ':core', configuration: 'tests')
 }