travis: added revo-bootloader to CI

this ensures the bootloader build will keep working

.travis.yml

@@ -72,7 +72,7 @@ matrix:
   fast_finish: true
   include:
     - compiler: "gcc"
-      env: CI_BUILD_TARGET="px4-v2"
+      env: CI_BUILD_TARGET="px4-v2 revo-bootloader"
     - compiler: "gcc"
       env: CI_BUILD_TARGET="px4-v4 revo-mini"
     - compiler: "gcc"

Tools/scripts/build_ci.sh

@@ -92,6 +92,14 @@ for t in $CI_BUILD_TARGET; do
         continue
     fi
 
+    if [ $t == "revo-bootloader" ]; then
+        echo "Building revo bootloader"
+        $waf configure --board revo-mini --bootloader
+        $waf clean
+        $waf bootloader
+        continue
+    fi
+    
     # only do make-based builds for GCC, when target is PX4-v3 or build is launched by a scheduled job and target is a PX4 board or SITL
     if [[ "$cxx_compiler" != "clang++" && ($t == "px4-v3" || (-n ${CI_CRON_JOB+1} && ($t == "px4"* || $t == "sitl"))) ]]; then
         echo "Starting make based build for target ${t}..."