deps: update V8 to 6.3.0

deps/v8/.editorconfig

@@ -0,0 +1,9 @@
+root = true
+
+[*]
+charset = utf-8
+indent_style = space
+indent_size = 2
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true

deps/v8/.gitignore

@@ -32,6 +32,7 @@
 .project
 .pydevproject
 .settings
+.vscode
 /_*
 /build
 /buildtools

deps/v8/AUTHORS

@@ -28,6 +28,8 @@ Amazon, Inc <*@amazon.com>
 ST Microelectronics <*@st.com>
 Yandex LLC <*@yandex-team.ru>
 StrongLoop, Inc. <*@strongloop.com>
+Facebook, Inc. <*@fb.com>
+Facebook, Inc. <*@oculus.com>
 
 Aaron Bieber <deftly@gmail.com>
 Abdulla Kamar <abdulla.kamar@gmail.com>
@@ -88,6 +90,7 @@ Luis Reis <luis.m.reis@gmail.com>
 Luke Zarko <lukezarko@gmail.com>
 Maciej Małecki <me@mmalecki.com>
 Marcin Cieślak <saper@marcincieslak.com>
+Mateusz Czeladka <mateusz.szczap@gmail.com>
 Mathias Bynens <mathias@qiwi.be>
 Matt Hanselman <mjhanselman@gmail.com>
 Matthew Sporleder <msporleder@gmail.com>
@@ -106,6 +109,7 @@ Paolo Giarrusso <p.giarrusso@gmail.com>
 Patrick Gansterer <paroga@paroga.com>
 Peter Rybin <peter.rybin@gmail.com>
 Peter Varga <pvarga@inf.u-szeged.hu>
+Peter Wong <peter.wm.wong@gmail.com>
 Paul Lind <plind44@gmail.com>
 Qiuyi Zhang <qiuyi.zqy@alibaba-inc.com>
 Rafal Krypa <rafal@krypa.net>
@@ -130,4 +134,4 @@ Wiktor Garbacz <wiktor.garbacz@gmail.com>
 Yu Yin <xwafish@gmail.com>
 Zac Hansen <xaxxon@gmail.com>
 Zhongping Wang <kewpie.w.zp@gmail.com>
-柳荣一 <admin@web-tinker.com>
+柳荣一 <admin@web-tinker.com>