update readme

README.md

@@ -9,7 +9,7 @@ What Works
 * [x] libinput
 * [x] wlroots
 * [x] weston
-* [ ] libusb - doesn't work for now. temporary workaround is compiling libusb with --disable-udev
+* [x] libusb
 * [x] kwin - [fix](https://github.com/dilyn-corner/KISS-kde/commit/0cc72748e46f859a0fced55b0c3fcc1dd9586a38)
 * [ ] ???
 
@@ -19,6 +19,7 @@ Dependencies
 * C99 compiler (build time)
 * POSIX make (build time)
 * POSIX & XSI libc
+* epoll & inotify
 * Linux >= 2.6.39
 
 Installation
@@ -36,7 +37,7 @@ TODO
 
 * [x] speed up performance
 * [x] extend devices support
-* [ ] implement hotplugging support
+* [x] implement hotplugging support
 
 Donate
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