added blower function, inverted read_data result to reflect sensor function active low

android/.idea/vcs.xml

.../app/src/main/java/com/stuffaboutcode/bluedot/Button.java

android/app/src/main/res/drawable/blower.png

android/app/src/main/res/layout/activity_button.xml

bluedot_server/dotserver.py

bluedot_server/sensorcheck.py

christ_io/.gitignore

raspi_mount.dxf

raspi_mount.scad