update ansi drawing

reporting/srcframes2ans

@@ -74,7 +74,7 @@ class bc:
     CLREND = '\033[K'
     CLRSCR = CLR+"\033[0;0H"
     
-    color_keys="PQWERTYU01234567XCZV;asdfghj)!@#$%^&"
+    color_keys="pqwertyu01234567xczv;asdfghj)!@#$%^&"
     color_list=[K, R, G, Y, B, M, C, W, k, r, g, y, b, m, c, w,
           S,CLRSCR,Z,U,bk,br,bg,by,bb,bm,bc,bw,nk,nr,ng,ny,nb,nm,nc,nw ]
 
@@ -104,9 +104,19 @@ class bc:
 def setup_options():
     ''' Create command line options '''
     usage='''
-Color notation renderer in ANSI codes
-Special syntaxes:
-    * Colors: insert string ${C}, where C is one of KRGBYMCWkrgbymcwSUZ
+Color image renderer in ANSI codes. Example file:
+ first layer of characters
+====CHAR
+ more characters 
+ go here
+====COLOR
+ color codes go here (letters 1-7,0 and keys below like a piano)
+ zxcv:  zero, bold, clearscreen, underline
+====EOI
+====PAUSE1.5
+ another image starts, pause for 1.5 seconds before drawing the next
+====EOF
+ end of image file
 
 '''