Travis: build default, then with myconfig (#47)

* nice bonus; also tests non AP-mode builds

Author: easytarget

.travis.yml

@@ -25,6 +25,8 @@ script:
   - export PATH="$HOME/arduino_ide:$PATH"
   - arduino --board esp32:esp32:esp32:PartitionScheme=huge_app,FlashFreq=80 --pref compiler.warning_level=all --save-prefs
   - arduino --verbose --verify esp32-cam-webserver.ino
+  - cp --preserve --verbose myconfig.sample.h myconfig.h
+  - arduino --verbose --verify esp32-cam-webserver.ino
 
 
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