Move Posix event loop implementations to their own package.

source/eventcore/core.d

@@ -2,9 +2,9 @@ module eventcore.core;
 
 public import eventcore.driver;
 
-import eventcore.drivers.posix.select;
-import eventcore.drivers.posix.epoll;
-import eventcore.drivers.posix.kqueue;
+import eventcore.drivers.posix.loop.select;
+import eventcore.drivers.posix.loop.epoll;
+import eventcore.drivers.posix.loop.kqueue;
 import eventcore.drivers.libasync;
 import eventcore.drivers.winapi.driver;
 import eventcore.internal.utils : mallocT, freeT;

source/eventcore/drivers/posix/loop/epoll.d

@@ -4,7 +4,7 @@
 	Epoll is an efficient API for asynchronous I/O on Linux, suitable for large
 	numbers of concurrently open sockets.
 */
-module eventcore.drivers.posix.epoll;
+module eventcore.drivers.posix.loop.epoll;
 @safe @nogc nothrow:
 
 version (linux):

source/eventcore/drivers/posix/loop/kqueue.d

@@ -4,7 +4,7 @@
 	Kqueue is an efficient API for asynchronous I/O on BSD flavors, including
 	OS X/macOS, suitable for large numbers of concurrently open sockets.
 */
-module eventcore.drivers.posix.kqueue;
+module eventcore.drivers.posix.loop.kqueue;
 @safe: /*@nogc:*/ nothrow:
 
 version (FreeBSD) enum have_kqueue = true;

source/eventcore/drivers/posix/loop/select.d

@@ -5,7 +5,7 @@
 	Windows. It has a good performance for small numbers of cuncurrently open
 	files/sockets, but is not suited for larger amounts.
 */
-module eventcore.drivers.posix.select;
+module eventcore.drivers.posix.loop.select;
 @safe: /*@nogc:*/ nothrow:
 
 public import eventcore.drivers.posix.driver;