fix linting and add GstContext

hack/caps.go

@@ -6,7 +6,7 @@ import (
 	"github.com/tinyzimmer/go-gst/gst"
 )
 
-func main() {
+func capsWeirdness() {
 	gst.Init(nil)
 
 	caps := gst.NewCapsFromString("audio/x-raw")

hack/clock_id_wait.go

@@ -7,7 +7,7 @@ import (
 	"github.com/tinyzimmer/go-gst/gst"
 )
 
-func main() {
+func wait() {
 	gst.Init(nil)
 
 	clock := gst.ObtainSystemClock()

hack/sleep.go

@@ -7,7 +7,7 @@ import (
 	"time"
 )
 
-func main() {
+func sleep() {
 	go func() {
 		C.sleep(1000000000)
 		fmt.Println("I slept")

hack/test.c

@@ -1,21 +0,0 @@
-#include <gst/gst.h>
-#include <stdio.h>
-
-gboolean caps_map_func (GstCapsFeatures * features, GstStructure * structure, gpointer user_data)
-{
-    printf(gst_caps_features_to_string(features));
-    return TRUE;
-}
-
-int main () {
-    gst_init(NULL, NULL);
-
-    GstCaps * caps = gst_caps_from_string("audio/x-raw");
-
-    gst_caps_filter_and_map_in_place(caps, caps_map_func, NULL);
-    gst_caps_foreach(caps, caps_map_func, NULL);
-
-    gst_caps_unref(caps);
-
-    return 0;
-}