Added 'Hello World' example

Author: Dgame

hello.alpha

@@ -0,0 +1,3 @@
+main() {
+    print "Hallo Welt"
+}

hello.s

@@ -0,0 +1,17 @@
+.text
+.globl	_alpha_main
+_alpha_main:
+	pushl	%ebp
+	movl	%esp, %ebp
+# Begin Scope
+# Begin print
+	pushl	$L_0_STR
+	call	_print_str
+	addl	$4, %esp
+	call	_print_ln
+# End print
+# End Scope
+	popl	%ebp
+ret
+L_0_STR:
+	.ascii	"Hallo Welt\0"