STDOUT.flush calls added.

src/context.cr

@@ -213,14 +213,17 @@ class Package::Context
 		return if @verbosity < -3
 		puts ">> ".colorize(:green).mode(:bright).to_s +
 			s.colorize(:white).mode(:bright).to_s
+		STDOUT.flush
 	end
 	def info(s)
 		return if @verbosity < -2
 		puts ":: ".colorize(:green).to_s + s.colorize(:white).to_s
+		STDOUT.flush
 	end
 	def detail(s)
 		return if @verbosity < -1
 		puts ("+  " + s).colorize(:cyan)
+		STDOUT.flush
 	end
 
 	def package(package : Package) : Bool