Revert "Use threads only for git processes on windows"

This reverts commit b8c24a7.

src/haxelib/api/Vcs.hx

@@ -193,39 +193,28 @@ abstract class Vcs implements IVcs {
 		// just in case process hangs waiting for stdin
 		p.stdin.close();
 
-		final ret = if (Sys.systemName() == "Windows") {
-			final streamsLock = new sys.thread.Lock();
-			function readFrom(stream:haxe.io.Input, to:{value:String}) {
-				to.value = stream.readAll().toString();
-				streamsLock.release();
-			}
+		final streamsLock = new sys.thread.Lock();
+		function readFrom(stream:haxe.io.Input, to: {value: String}) {
+			to.value = stream.readAll().toString();
+			streamsLock.release();
+		}
 
-			final out = {value: ""};
-			final err = {value: ""};
-			Thread.create(readFrom.bind(p.stdout, out));
-			Thread.create(readFrom.bind(p.stderr, err));
+		final out = {value: ""};
+		final err = {value: ""};
+		Thread.create(readFrom.bind(p.stdout, out));
+		Thread.create(readFrom.bind(p.stderr, err));
 
-			final code = p.exitCode();
-			for (_ in 0...2) {
-				// wait until we finish reading from both streams
-				streamsLock.wait();
-			}
-			{
-				code: code,
-				out: out.value,
-				err: err.value
-			};
-		} else {
-			final out = p.stdout.readAll().toString();
-			final err = p.stderr.readAll().toString();
-			final code = p.exitCode();
-			{
-				code: code,
-				out: out,
-				err: err
-			};
-		};
+		final code = p.exitCode();
+		for (_ in 0...2) {
+			// wait until we finish reading from both streams
+			streamsLock.wait();
+		}
 
+		final ret = {
+			code: code,
+			out: out.value,
+			err: err.value
+		};
 		p.close();
 		return ret;
 	}