gradle 정리

app/build.gradle

@@ -114,6 +114,9 @@ android {
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
     implementation 'com.android.support:appcompat-v7:27.1.1'
+    implementation 'com.android.support:exifinterface:27.1.1'
+    implementation 'com.android.support:cardview-v7:27.1.1'
+    implementation 'com.android.support:customtabs:27.1.1'
     implementation 'com.android.support:design:27.1.1'
     implementation 'com.android.support.constraint:constraint-layout:1.1.3'
     implementation 'com.android.support:support-v4:27.1.1'