Upgrade libuv for gyp support

.gitignore

@@ -1,4 +1,3 @@
-build
 .waf*
 tags
 .lock-wscript

deps/uv/.gitignore

@@ -7,37 +7,12 @@
 *.orig
 *.sdf
 *.suo
-*.vcxproj.filters
-*.vcxproj.user
-ev/.deps/
-ev/.libs/
-ev/Makefile
-ev/config.h
-ev/config.log
-ev/config.status
-ev/libtool
-ev/stamp-h1
-ev/autom4te.cache
-/msvs/ipch/
-/build/
-test/run-tests
-test/run-benchmarks
-test/run-tests.exe
-test/run-benchmarks.exe
-test/run-benchmarks.dSYM/
-test/run-tests.dSYM/
-
-
-c-ares/.deps/
-c-ares/.libs/
-c-ares/Makefile
-c-ares/acountry
-c-ares/adig
-c-ares/ahost
-c-ares/ares_config.h
-c-ares/config.log
-c-ares/config.status
-c-ares/libcares.pc
-c-ares/libtool
-c-ares/stamp-h1
-c-ares/stamp-h2
+Makefile
+out/
+build/gyp
+build/all.Makefile
+build/all.xcodeproj/
+build/run-tests.target.mk
+build/run-benchmarks.target.mk
+build/uv.target.mk
+gyp-mac-tool