fix the site build, add new tutorial link

4coder_default_bindings.cpp

@@ -383,6 +383,7 @@ default_keys(Bind_Helper *context){
     bind(context, 's', MDFR_ALT, show_scrollbar);
     bind(context, 'w', MDFR_ALT, hide_scrollbar);
     
+    // TODO(allen): This is apparently not working on Linux.  Need to try it on windows still.
     bind(context, key_f2, MDFR_CTRL, toggle_mouse);
     bind(context, key_page_up, MDFR_CTRL, toggle_fullscreen);
     bind(context, 'E', MDFR_ALT, exit_4coder);

site/build.bat

@@ -7,14 +7,12 @@ SET OPTS=%OPTS% /GR- /EHa- /nologo /FC
 
 SET FirstError=0
 
-pushd ..\..\build
+pushd ..\build
 cl %OPTS% ..\code\build.cpp /Zi /Febuild /DSITE_BUILD
 if %ERRORLEVEL% neq 0 (set FirstError=1)
 popd
 
-pushd ..
 ..\build\build
 if %ERRORLEVEL% neq 0 (set FirstError=1)
-popd
 
 call "ctime" -end 4ed_site.ctm %FirstError%

site/build.sh

@@ -3,8 +3,6 @@
 WARNINGS="-Wno-write-strings"
 FLAGS="-D_GNU_SOURCE -fPIC -fpermissive -DSITE_BUILD"
 
-pushd ..
 BASEDIR="$PWD"
 g++ $WARNINGS $FLAGS $BASEDIR/build.cpp -g -o ../build/build
 ../build/build
-popd

site/source_material/tutorials.txt

@@ -11,6 +11,10 @@ Setting up and navigating your project with 4coder:
 
 \VIDEO{youtube:https://www.youtube.com/embed/glPEpaT6GH0}
 
+Extending your project with a project file:
+
+\VIDEO{youtube:https://www.youtube.com/embed/iZLtS3IoatE}
+
 More tutorials coming soon.