Fix code indentation and formatting

- Fix indentation in BaseNuGet.groovy
- Fix indentation in NuGetRestore.groovy
- Remove trailing whitespace

Author: gamma

src/main/groovy/com/ullink/BaseNuGet.groovy

@@ -103,7 +103,7 @@ class BaseNuGet extends Exec {
         this()
         args command
     }
-    
+
     // Dummy exec() method that does nothing - allows subclasses to call super.exec() without error
     // The actual execution is handled by @TaskAction execute()
     void exec() {
@@ -277,7 +277,7 @@ class BaseNuGet extends Exec {
         }
 
         if (!useDotnetRestore) {
-            if (isFamily(FAMILY_WINDOWS)) {
+        if (isFamily(FAMILY_WINDOWS)) {
                 executable = localNuget.absolutePath
             } else {
                 executable = "mono"
@@ -384,9 +384,9 @@ class BaseNuGet extends Exec {
                 try {
                     project.logger.info "Downloading NuGet from $url ..."
                     new URL(url).withInputStream { inputStream ->
-                        localNuget.withOutputStream { outputStream ->
-                            outputStream << inputStream
-                        }
+                    localNuget.withOutputStream { outputStream ->
+                        outputStream << inputStream
+                    }
                     }
                     break
                 } catch (Exception e) {

src/main/groovy/com/ullink/NuGetRestore.groovy

@@ -117,8 +117,8 @@ class NuGetRestore extends BaseNuGet {
             project.logger.debug("Skipping MSBuildPath on non-Windows platform (NuGet will use Mono's xbuild/MSBuild)")
         } else {
             // On Windows, use MSBuildVersion as before
-            if (!msBuildVersion) msBuildVersion = GradleHelper.getPropertyFromTask(project, 'version', 'msbuild')
-            if (msBuildVersion) args '-MsBuildVersion', msBuildVersion
+        if (!msBuildVersion) msBuildVersion = GradleHelper.getPropertyFromTask(project, 'version', 'msbuild')
+        if (msBuildVersion) args '-MsBuildVersion', msBuildVersion
 
             // MSBuildPath can also be explicitly set on Windows
             if (msBuildPath) {