v1.0.20

PWFSLSmoke 1.0.20

• tweaks for CRAN submission

PWFSLSmoke 1.0.19

• fixed bug in esriMap_getMap() when width != height
• fixed single-digit month parsing in airnow_load()
• capitalized AQI$names: 'Good', 'Moderate', ...
• added addAQIStackedBars() function
• added example test for monitor_load() which then tests monitor_combine()
• shrunk legend in monitorDygraph()
• changed monitorDygraph() to default to UTC when more than one timezone is present
• added AQI$actions -- text with suggested actions to protect health
• added language specific versions of AQI: AQI_en and AQI_es
• added monitor_isMonitor() to valide the structure of a ws_monitor object
• updated example code in all functions
• turning off grid lines with ~Lwd=0 in monitorPlot_timeseries() now works on Windows
• monitorPlot_dailyBarplot() accepts tlim argument of class POSIXct