CommandInvokationFailure: Unable to merge android manifests. 
C:\Program Files\Java\jdk1.8.0_111\bin\java.exe -Xmx2048M -Dcom.android.sdkmanager.toolsdir="C:/Users/jkuznik/AppData/Local/Android/android-sdk\tools" -Dfile.encoding=UTF8 -jar "C:\Program Files\Unity_2017_4\Editor\Data\PlaybackEngines\AndroidPlayer/Tools\sdktools.jar" -

stderr[

]
stdout[
Warning: [Temp\StagingArea\AndroidManifest-main.xml:32, C:\Repos\tinydragons\Temp\StagingArea\android-libraries\native_plugins_lib\AndroidManifest.xml:2] Main manifest has <uses-sdk android:targetSdkVersion='25'> but library uses targetSdkVersion='26'
Warning: [Temp\StagingArea\AndroidManifest-main.xml:32, C:\Repos\tinydragons\Temp\StagingArea\android-libraries\unity-android-resources\AndroidManifest.xml:1] Main manifest has <uses-sdk android:targetSdkVersion='25'> but library uses targetSdkVersion='26'
]
exit code: 1
UnityEditor.Android.AndroidSDKTools.RunCommandSafe (System.String javaExe, System.String sdkToolsDir, System.String[] sdkToolCommand, System.Int32 memoryMB, System.String workingdir, UnityEditor.Android.Command+WaitingForProcessToExit waitingForProcessToExit, System.String errorMsg) (at <e9fd1ade59e04bd6bd2a77360c3fe63a>:0)
UnityEditor.Android.AndroidSDKTools.RunCommand (System.String[] sdkToolCommand, System.Int32 memoryMB, System.String workingdir, UnityEditor.Android.Command+WaitingForProcessToExit waitingForProcessToExit, System.String errorMsg) (at <e9fd1ade59e04bd6bd2a77360c3fe63a>:0)
UnityEditor.Android.AndroidSDKTools.RunCommand (System.String[] sdkToolCommand, System.String workingdir, UnityEditor.Android.Command+WaitingForProcessToExit waitingForProcessToExit, System.String errorMsg) (at <e9fd1ade59e04bd6bd2a77360c3fe63a>:0)
UnityEditor.Android.AndroidSDKTools.RunCommand (System.String[] sdkToolCommand, UnityEditor.Android.Command+WaitingForProcessToExit waitingForProcessToExit, System.String errorMsg) (at <e9fd1ade59e04bd6bd2a77360c3fe63a>:0)
UnityEditor.Android.AndroidSDKTools.MergeManifests (System.String target, System.String mainManifest, System.String[] libraryManifests, UnityEditor.Android.Command+WaitingForProcessToExit waitingForProcessToExit) (at <e9fd1ade59e04bd6bd2a77360c3fe63a>:0)
UnityEditor.Android.PostProcessor.Tasks.GenerateManifest.MergeManifests (UnityEditor.Android.PostProcessor.PostProcessorContext context, System.String targetManifest, System.String mainManifest) (at <e9fd1ade59e04bd6bd2a77360c3fe63a>:0)
UnityEditor.Android.PostProcessor.Tasks.GenerateManifest.Execute (UnityEditor.Android.PostProcessor.PostProcessorContext context) (at <e9fd1ade59e04bd6bd2a77360c3fe63a>:0)
UnityEditor.Android.PostProcessor.PostProcessRunner.RunAllTasks (UnityEditor.Android.PostProcessor.PostProcessorContext context) (at <e9fd1ade59e04bd6bd2a77360c3fe63a>:0)
UnityEditor.BuildPipeline:BuildPlayer(String[], String, BuildTarget, BuildOptions)
AM.BuildSystem.Editor.BuildAndroidPlayerBuildStep:RunBuildStep() (at Assets/Plugins/AMBuildSystem/Editor/BuildSteps/BuildAndroidPlayerBuildStep.cs:69)
AM.BuildSystem.Editor.<CallRunBuildStep>c__async2:MoveNext() (at Assets/Plugins/AMBuildSystem/Editor/BuildStep.cs:38)
System.Runtime.CompilerServices.AsyncTaskMethodBuilder`1:Start(<CallRunBuildStep>c__async2&)
AM.BuildSystem.Editor.BuildStep:CallRunBuildStep()
AM.BuildSystem.Editor.<RunBuild>c__async1:MoveNext() (at Assets/Plugins/AMBuildSystem/Editor/EditorBuildDefinition.cs:147)
System.Runtime.CompilerServices.AsyncTaskMethodBuilder`1:Start(<RunBuild>c__async1&)
AM.BuildSystem.Editor.EditorBuildDefinition:RunBuild()
AM.BuildSystem.Editor.BuildDefinitionCustomEditor:OnInspectorGUI() (at Assets/Plugins/AMBuildSystem/Editor/BuildDefinitionCustomEditor.cs:112)
UnityEngine.GUIUtility:ProcessEvent(Int32, IntPtr)