CLEANUP: conn-stream: rename cs_register_applet() to cs_applet_create()

cs_register_applet() was not a good name because it suggests it happens
during startup, just like any other registration mechanisms..
diff --git a/include/haproxy/conn_stream.h b/include/haproxy/conn_stream.h
index ab2809d..ee5a3de 100644
--- a/include/haproxy/conn_stream.h
+++ b/include/haproxy/conn_stream.h
@@ -51,7 +51,7 @@
 void cs_detach_endp(struct conn_stream *cs);
 void cs_detach_app(struct conn_stream *cs);
 
-struct appctx *cs_register_applet(struct conn_stream *cs, struct applet *app);
+struct appctx *cs_applet_create(struct conn_stream *cs, struct applet *app);
 void cs_applet_release(struct conn_stream *cs);
 
 /* Returns the endpoint target without any control */
diff --git a/src/backend.c b/src/backend.c
index ec45c71..8255ffb 100644
--- a/src/backend.c
+++ b/src/backend.c
@@ -2130,7 +2130,7 @@
 		struct appctx *appctx = cs_appctx(s->csb);
 
 		if (!appctx || appctx->applet != __objt_applet(s->target))
-			appctx = cs_register_applet(cs, objt_applet(s->target));
+			appctx = cs_applet_create(cs, objt_applet(s->target));
 
 		if (!appctx) {
 			/* No more memory, let's immediately abort. Force the
diff --git a/src/cache.c b/src/cache.c
index 347b6eb..94f4e7c 100644
--- a/src/cache.c
+++ b/src/cache.c
@@ -1815,7 +1815,7 @@
 		}
 
 		s->target = &http_cache_applet.obj_type;
-		if ((appctx = cs_register_applet(s->csb, objt_applet(s->target)))) {
+		if ((appctx = cs_applet_create(s->csb, objt_applet(s->target)))) {
 			appctx->st0 = HTX_CACHE_INIT;
 			appctx->rule = rule;
 			appctx->ctx.cache.entry = res;
diff --git a/src/conn_stream.c b/src/conn_stream.c
index 572c13e..7adf04b 100644
--- a/src/conn_stream.c
+++ b/src/conn_stream.c
@@ -448,13 +448,13 @@
 }
 
 
-/* Register an applet to handle a conn-stream as a new appctx. The CS will
+/* Create an applet to handle a conn-stream as a new appctx. The CS will
  * wake it up every time it is solicited. The appctx must be deleted by the task
  * handler using cs_detach_endp(), possibly from within the function itself.
  * It also pre-initializes the applet's context and returns it (or NULL in case
  * it could not be allocated).
  */
-struct appctx *cs_register_applet(struct conn_stream *cs, struct applet *app)
+struct appctx *cs_applet_create(struct conn_stream *cs, struct applet *app)
 {
 	struct appctx *appctx;
 
diff --git a/src/http_ana.c b/src/http_ana.c
index 888aa12..7cbec58 100644
--- a/src/http_ana.c
+++ b/src/http_ana.c
@@ -422,7 +422,7 @@
 	 */
 	if (!s->target && http_stats_check_uri(s, txn, px)) {
 		s->target = &http_stats_applet.obj_type;
-		if (unlikely(!cs_register_applet(s->csb, objt_applet(s->target)))) {
+		if (unlikely(!cs_applet_create(s->csb, objt_applet(s->target)))) {
 			s->logs.tv_request = now;
 			if (!(s->flags & SF_ERR_MASK))
 				s->flags |= SF_ERR_RESOURCE;
diff --git a/src/stream.c b/src/stream.c
index 67afbfd..a9b7cea 100644
--- a/src/stream.c
+++ b/src/stream.c
@@ -1005,7 +1005,7 @@
 	if (flags & ACT_OPT_FIRST) {
 		/* Register applet. this function schedules the applet. */
 		s->target = &rule->applet.obj_type;
-		appctx = cs_register_applet(s->csb, objt_applet(s->target));
+		appctx = cs_applet_create(s->csb, objt_applet(s->target));
 		if (unlikely(!appctx))
 			return ACT_RET_ERR;