K 10 svn:author V 3 ian K 8 svn:date V 27 2019-06-21T14:46:43.599561Z K 7 svn:log V 279 Catch up with recent changes in pwmbus(9). The pwm(9) and pwmbus(9) interfaces were unified into pwmbus(9), and the PWMBUS_CHANNEL_MAX method was renamed PWMBUS_CHANNEL_COUNT. The pwmbus_attach_bus() function just went away completely. Also, fix a few typos such as s/is/if/. END