re-arrange settings into groups, adding laz 1.2 metadata importer (args: -metadata and -metadataonly), add geotiff enums, #BUILD BETA

Author: unitycoder

App.config

@@ -130,6 +130,12 @@
             <setting name="useJSON" serializeAs="String">
                 <value>False</value>
             </setting>
+            <setting name="importMetadata" serializeAs="String">
+                <value>False</value>
+            </setting>
+            <setting name="metadataOnly" serializeAs="String">
+                <value>False</value>
+            </setting>
         </PointCloudConverter.Properties.Settings>
     </userSettings>
   <runtime>

MainWindow.xaml

@@ -99,9 +99,13 @@
     <Compile Include="Structs\Color.cs" />
     <Compile Include="Structs\ExportFormat.cs" />
     <Compile Include="Structs\Float3.cs" />
+    <Compile Include="Structs\Metadata\GeoTiffKeys.cs" />
     <Compile Include="Structs\ImportFormat.cs" />
     <Compile Include="Structs\ImportSettings.cs" />
+    <Compile Include="Structs\Metadata\LasHeader.cs" />
+    <Compile Include="Structs\Metadata\LasVariableLengthRecord.cs" />
     <Compile Include="Structs\PointCloudTile.cs" />
+    <Compile Include="Structs\Metadata\sGeoKeys.cs" />
     <Compile Include="Tools\ArgParser.cs" />
     <Compile Include="Tools\LogText.cs" />
     <Compile Include="Tools\Tools.cs" />

MainWindow.xaml.cs

@@ -122,5 +122,11 @@
     <Setting Name="useJSON" Type="System.Boolean" Scope="User">
       <Value Profile="(Default)">False</Value>
     </Setting>
+    <Setting Name="importMetadata" Type="System.Boolean" Scope="User">
+      <Value Profile="(Default)">False</Value>
+    </Setting>
+    <Setting Name="metadataOnly" Type="System.Boolean" Scope="User">
+      <Value Profile="(Default)">False</Value>
+    </Setting>
   </Settings>
 </SettingsFile>

PointCloudConverter.csproj

@@ -17,5 +17,6 @@ public interface IReader
         // close filestream
         void Close();
         Color GetIntensity();
+        LasHeader GetMetaData(ImportSettings importSettings, int fileIndex);
     }
 }

Properties/Settings.Designer.cs

@@ -68,7 +68,8 @@ public class ImportSettings
         public bool useCustomIntensityRange { get; set; } = false; // if false, 0-255 range is used, if ture: 0-65535
         public int seed { get; set; } = -1; // random seed for shuffling
         public bool useJSONLog = false;
-        //public bool importMetaData = false;
+        public bool importMetadata = false;
+        public bool importMetadataOnly = false;
 
         public override string ToString()
         {