Fix GTK+ bundle licenses missing from installer

win32/hexchat.props

@@ -77,7 +77,8 @@ copy "$(DepsRoot)\bin\zlib1.dll" "$(HexChatRel)"
 xcopy /q /s /i "$(DepsRoot)\lib\gtk-2.0\i686-pc-vs10\engines" "$(HexChatRel)\lib\gtk-2.0\i686-pc-vs10\engines"
 xcopy /q /s /i etc "$(HexChatRel)\etc"
 xcopy /q /s /i share "$(HexChatRel)\share"
-xcopy /q /s /i "..\..\COPYING" "$(HexChatRel)\"
+xcopy /q /s /i "..\..\COPYING" "$(HexChatRel)\share\doc\hexchat\"
+xcopy /q /s /i "$(DepsRoot)\share\doc" "$(HexChatRel)\share\doc"
 xcopy /q /s /i "$(DepsRoot)\lib\enchant\libenchant_myspell.dll" "$(HexChatRel)\lib\enchant\"
 xcopy /q /s /i "$(HexChatBin)hcchecksum.dll" "$(HexChatRel)\plugins\"
 copy "$(HexChatBin)hcdns.dll" "$(HexChatRel)\plugins"

win32/installer/hexchat.iss.tt

@@ -16,7 +16,7 @@ AppPublisherURL=http://hexchat.github.io
 AppCopyright=Copyright (C) 1998-2010 Peter Zelezny
 AppSupportURL=https://github.com/hexchat/hexchat/issues
 AppUpdatesURL=http://hexchat.github.io/downloads.html
-LicenseFile=COPYING
+LicenseFile=share\doc\hexchat\COPYING
 UninstallDisplayIcon={app}\hexchat.exe
 UninstallDisplayName=HexChat
 #if APPARCH == "x64"
@@ -113,7 +113,7 @@ Source: "readme.url"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
 Source: "cert.pem"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
 Source: "etc\gtk-2.0\gtkrc"; DestDir: "{app}\etc\gtk-2.0"; Flags: ignoreversion; Components: gtktheme
 Source: "share\xml\*"; DestDir: "{app}\share\xml"; Flags: ignoreversion createallsubdirs recursesubdirs; Components: libs
-Source: "COPYING"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
+Source: "share\doc\*"; DestDir: "{app}\share\doc"; Flags: ignoreversion createallsubdirs recursesubdirs; Components: libs
 Source: "share\locale\*"; DestDir: "{app}\share\locale"; Flags: ignoreversion createallsubdirs recursesubdirs; Components: translations
 
 Source: "atk-1.0.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs