Start each line in insert mode

Now starts each line in insert mode instead of switching to insert mode
when starting Athame. This allows for better behavior for
ATHAME_VIM_PERSIST mode. The user can change this by editing the
athamerc.

athame.c

@@ -111,7 +111,7 @@ void athame_init(int instream, FILE* outstream)
   if (is_vim_alive()) {
     athame_remote_expr("Vimbed_Reset()", 1);
     int cursor = ap_get_cursor();
-    snprintf(athame_buffer, DEFAULT_BUFFER_SIZE-1, "Vimbed_UpdateText(%d, %d, %d, %d, 1)", athame_row+1, cursor+1, athame_row+1, cursor+1);
+    snprintf(athame_buffer, DEFAULT_BUFFER_SIZE-1, "Vimbed_UpdateText(%d, %d, %d, %d, 1, 'StartLine')", athame_row+1, cursor+1, athame_row+1, cursor+1);
     athame_remote_expr(athame_buffer, 1);
     athame_poll_vim(1);
   } else {

athame_util.h

@@ -118,7 +118,7 @@ static int start_vim(int char_break, int instream)
   if (pid == 0)
   {
     int cursor = ap_get_cursor();
-    snprintf(athame_buffer, DEFAULT_BUFFER_SIZE-1, "+call Vimbed_UpdateText(%d, %d, %d, %d, 1)", athame_row+1, cursor+1, athame_row+1, cursor+1);
+    snprintf(athame_buffer, DEFAULT_BUFFER_SIZE-1, "+call Vimbed_UpdateText(%d, %d, %d, %d, 1, 'StartLine')", athame_row+1, cursor+1, athame_row+1, cursor+1);
     int vim_error = 0;
     if (ATHAME_VIM_BIN[0]) {
       if (testrc) {
@@ -458,7 +458,7 @@ static void athame_update_vimline(int row, int col)
 
   fclose(updateFile);
 
-  snprintf(athame_buffer, DEFAULT_BUFFER_SIZE-1, "Vimbed_UpdateText(%d, %d, %d, %d, 0)", row+1, col+1, row+1, col+1);
+  snprintf(athame_buffer, DEFAULT_BUFFER_SIZE-1, "Vimbed_UpdateText(%d, %d, %d, %d, 0, '')", row+1, col+1, row+1, col+1);
 
   athame_remote_expr(athame_buffer, 1);
   updated = 1;

athamerc

@@ -15,7 +15,8 @@ set backspace+=start "Without this, you can't delete shell completions
 
 set textwidth=0 "Don't try to wrap text
 
-startinsert "Start in insert mode. Most shell vi-modes do this.
+"Start each line in insert mode. Most shell vi-modes do this:
+autocmd User Vimbed_StartLine call feedkeys("\<C-\>\<C-N>i","n")
 
 " These make arrows more shell like. Feel free to comment them out:
 if v:version>=800 || has("patch928")