Add Gradle build scripts.

NetSSL_Win/build.gradle

@@ -0,0 +1,46 @@
+model {
+	components {
+		NetSSLWin(NativeLibrarySpec) {
+			binaries.all {
+				if (targetPlatform.operatingSystem.windows) {
+					sources {
+						rc(WindowsResourceSet) {
+							source {
+								srcDir '..'
+								include 'DLLVersion.rc'
+							}
+						}
+						cpp(CppSourceSet) {
+							source {
+								srcDir 'src'
+								include '**/*.cpp'
+							}
+							exportedHeaders {
+								srcDir 'include'
+							}
+							lib project: ':Crypto', library: 'Crypto'
+							lib project: ':Net', library: 'Net'
+							lib project: ':Util', library: 'Util'
+							lib project: ':Foundation', library: 'Foundation'
+						}
+					}
+				}
+			}
+		}
+	}
+	binaries {
+		all {
+			if (toolChain in VisualCpp) {
+				linker.args "Crypt32.lib"
+				linker.args 'ws2_32.lib'
+				linker.args 'iphlpapi.lib'
+			}
+		}
+		withType(SharedLibraryBinarySpec) {
+			if (toolChain in VisualCpp) {
+				 cppCompiler.define "NetSSL_Win_EXPORTS"
+			}
+		}
+	}
+}
+task poco { dependsOn "assemble" }