PlatSim-related launch wizard changes: (1) Remember last connection created and offer this by default in the Select Connection dialog; (2) Immediately open New Connection dialog if debugging and no connections exist; (3) Split out SelectConnectionDialog; (4) Fix some wording in Select Connection dialog since this is not always an error situation.

source.. = src/
output.. = bin/
bin.includes = plugin.xml,\
               plugin.properties,\
               META-INF/,\
               .