refactor(c/libuv): general fixes & optimize code

Signed-off-by: hackerchai <i@hackerchai.com>

refactor(c/libuv): optimize functions

Signed-off-by: hackerchai <i@hackerchai.com>

refactor(c/libuv): mv name

Signed-off-by: hackerchai <i@hackerchai.com>

refactor(c/libuv): modify libs

Signed-off-by: hackerchai <i@hackerchai.com>

refactor(c/libuv): use new buffer arg

Signed-off-by: hackerchai <i@hackerchai.com>

refactor(c/libuv/demo): optimize code style with go style

Signed-off-by: hackerchai <i@hackerchai.com>

refactor(c/libuv): optimize code and add comment

Signed-off-by: hackerchai <i@hackerchai.com>

fix(c/libuv): fix TranslateSysError

Signed-off-by: hackerchai <i@hackerchai.com>

refactor(c/libuv): remove go wrapper

Signed-off-by: hackerchai <i@hackerchai.com>

refactor(c/libuv/demo): refactor c style

Signed-off-by: hackerchai <i@hackerchai.com>

refactor(c/liobuv/demo): Some adjustments after removing go wrapper

refactor(c/libuv/demo): add print in echo_server

Signed-off-by: hackerchai <i@hackerchai.com>

doc(c/libuv): add README.md for c/libuv

Signed-off-by: hackerchai <i@hackerchai.com>

feat(c/libuv): implement poll_init_socket

Signed-off-by: hackerchai <i@hackerchai.com>

refactor(c/libuv): mv poll_init_socket function

Signed-off-by: hackerchai <i@hackerchai.com>

refactor(demo): remove libuv demo

Signed-off-by: hackerchai <i@hackerchai.com>

c/libuv/timer.go

@@ -15,7 +15,7 @@ type Timer struct {
 
 // ----------------------------------------------
 
-// llgo:type C
+// llgo:type Cgit
 type TimerCb func(timer *Timer)
 
 // ----------------------------------------------