Updated support libraries

Updated support libraries to latest version 28.0.0
#32

Author: ngaruko

app/build.gradle

@@ -73,19 +73,19 @@ android {
 }
 
 dependencies {
-    implementation 'com.android.support:support-v4:26.1.0'
+    implementation 'com.android.support:support-v4:28.0.0'
     testImplementation 'junit:junit:4.12'
     implementation fileTree(include: ['*.jar'], dir: 'libs')
-    implementation 'com.android.support:appcompat-v7:26.1.0'
+    implementation 'com.android.support:appcompat-v7:28.0.0'
     implementation 'com.android.support.constraint:constraint-layout:1.0.2'
     androidTestImplementation 'com.android.support.test:runner:1.0.1'
     androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.1'
-    implementation 'com.android.support:design:26.1.0'
+    implementation 'com.android.support:design:28.0.0'
     implementation 'com.github.PhilJay:MPAndroidChart:v3.0.3'
     compile 'com.google.android.gms:play-services-vision:11+'
     compile 'com.shuhart.stepview:stepview:1.2.0'
     //compile 'org.nd4j:nd4j-native:0.9.1'
     //compile 'org.nd4j:nd4j-native:0.9.1:android-x86'
     implementation project(':openCVLibrary341')
-    implementation 'com.android.support:cardview-v7:26.1.0'
+    implementation 'com.android.support:cardview-v7:28.0.0'
 }