add versioning to all lib depends (compatible upgrade allowed) and move as many as possible off github and into PIO registry.

Also add a script to check for lib updates (maybe in CI?)

bin/check-dependencies.sh

@@ -0,0 +1,23 @@
+#!/usr/bin/env bash
+
+# Note: This is a prototype for how we could add static code analysis to the CI.
+
+set -e
+
+if [[ $# -gt 0 ]]; then
+    # can override which environment by passing arg
+    BOARDS="$@"
+else
+    BOARDS="rak4631 rak4631_eink t-echo pca10059_diy_eink pico rak11200 tlora-v2 tlora-v1 tlora_v1_3 tlora-v2-1-1.6 tbeam heltec-v1 heltec-v2.0 heltec-v2.1 tbeam0.7 meshtastic-diy-v1 nano-g1 station-g1 m5stack-core m5stack-coreink tbeam-s3-core"
+fi
+
+echo "BOARDS:${BOARDS}"
+
+CHECK=""
+for BOARD in $BOARDS; do
+     CHECK="${CHECK} -e ${BOARD}"
+done
+
+echo $CHECK
+
+pio pkg outdated -e $CHECK