I think It's important to support International for broader range of people all over the world.
I hope this function can be done before the official release in Jan.1
I have partially finished  Chinese language and pulled the request in github.
thx.

I have compile keyhotee on ubuntu 13.10, got two problems:
1.   Qt::ItemNeverHasChildren is not identified
@@ -194,7 +194,7 @@ KeyhoteeMainWindow::KeyhoteeMainWindow(const TKeyhoteeApplication& mainApp) :
   auto space2 = ui->side_bar->topLevelItem(TopLevelItemIndexes::Space2);
   auto space3 = ui->side_bar->topLevelItem(TopLevelItemIndexes::Space3);
   auto space_flags = space2->flags() & (~Qt::ItemFlags(Qt::ItemIsSelectable) );
-  space_flags |= Qt::ItemNeverHasChildren;
+//  space_flags |= Qt::ItemNeverHasChildren;

2. can't compile fc with flag -msse4.2
diff --git a/CMakeLists.txt b/CMakeLists.txt
index fc8870a..d3724e7 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -49,8 +49,8 @@ ELSE(WIN32)
   add_subdirectory( vendor/leveldb-1.12.0 )
 
   MESSAGE(status "Compiling on UNIX")
-  SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x -Wall -Wno-unused-local-typedefs -fmax-errors=3 -msse4.2" )
-  SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c99 -Wall -Wno-unused-local-typedefs -fmax-errors=3 -msse4.2" )
+  SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x -Wall -Wno-unused-local-typedefs -fmax-errors=3" )
+  SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c99 -Wall -Wno-unused-local-typedefs -fmax-errors=3" )