Trim CI targets

Author: vinniefalco

.drone/drone.bat

@@ -42,8 +42,6 @@ echo using zlib : : : ^<warnings^>off ^; >> !BOOST_ROOT!\project-config.jam
 
 REM Customizations
 cd
-pushd !BOOST_ROOT!\libs
-git clone https://github.com/cppalliance/buffers -b !BOOST_BRANCH! --depth 1
 popd
 pushd !BOOST_ROOT!\libs
 git clone https://github.com/cppalliance/capy -b !BOOST_BRANCH! --depth 1

.drone/drone.sh

@@ -35,12 +35,6 @@ common_install () {
 
   . ./ci/common_install.sh
 
-  if [ ! -d "$BOOST_ROOT/libs/buffers" ]; then
-    pushd $BOOST_ROOT/libs
-    git clone https://github.com/cppalliance/buffers -b $BOOST_BRANCH --depth 1
-    popd
-  fi
-
   if [ ! -d "$BOOST_ROOT/libs/capy" ]; then
     pushd $BOOST_ROOT/libs
     git clone https://github.com/cppalliance/capy -b $BOOST_BRANCH --depth 1
@@ -121,11 +115,6 @@ cp -r $DRONE_BUILD_DIR/* libs/$SELF
 git submodule update --init --recursive
 
 # Customizations
-if [ ! -d "$BOOST_ROOT/libs/buffers" ]; then
-  pushd $BOOST_ROOT/libs
-  git clone https://github.com/cppalliance/buffers -b $BOOST_BRANCH --depth 1
-  popd
-fi
 if [ ! -d "$BOOST_ROOT/libs/capy" ]; then
   pushd $BOOST_ROOT/libs
   git clone https://github.com/cppalliance/capy -b $BOOST_BRANCH --depth 1