can't find namespace

gistfile1.txt

ljs.user=> Figwheel: Starting server at http://localhost:3449
Figwheel: Serving files from '(dev-resources|resources)/public'
Compiling "resources/public/js/app.js" from ("src/cljs" "env/dev/cljs")...
WARNING: No such namespace: hm.core at line 1 src/cljs/little_drummer_boy/core.cljs
WARNING: Use of undeclared Var cljs.core.async/do-alts at line 62 file:/home/tris/.m2/repository/org/clojure/core.async/0.1.278.0-76b25b-alpha/core.async-0.1.278.0-76b25b-alpha.jar!/cljs/core/async/impl/ioc_helpers.cljs
WARNING: Bad method signature in protocol implementation, impl/Handler does not declare method called lock-id at line 214 file:/home/tris/.m2/repository/org/clojure/core.async/0.1.278.0-76b25b-alpha/core.async-0.1.278.0-76b25b-alpha.jar!/cljs/core/async.cljs
WARNING: Use of undeclared Var cljs.core.async.impl.protocols/lock-id at line 217 file:/home/tris/.m2/repository/org/clojure/core.async/0.1.278.0-76b25b-alpha/core.async-0.1.278.0-76b25b-alpha.jar!/cljs/core/async.cljs
WARNING: Bad method signature in protocol implementation, impl/Handler does not declare method called lock-id at line 214 resources/public/js/out/cljs/core/async.cljs
WARNING: Use of undeclared Var cljs.core.async.impl.protocols/lock-id at line 217 resources/public/js/out/cljs/core/async.cljs
WARNING: Required namespace not provided for hm.core
Successfully compiled "resources/public/js/app.js" in 14.13 seconds.
notifying browser that file changed:  /js/app.js
notifying browser that file changed:  /js/out/goog/deps.js
notifying browser that file changed:  /js/out/little_drummer_boy/dev.js
notifying browser that file changed:  /js/out/hm/envelope.js
notifying browser that file changed:  /js/out/hum/core.js
notifying browser that file changed:  /js/out/little_drummer_boy/core.js