add gitignore and cleanup old files

.gitignore

@@ -0,0 +1,3 @@
+*.o
+*.swp
+*~

args.tmp

@@ -1 +0,0 @@
-palombo.dat

big_alienboss.dat.old

@@ -1,5 +0,0 @@
- \__ ______ __/  
-\___  =  =  ___/ 
- |  | =  = |  |  
-     \_  _/      
-    /  ||  \     

dati.dat

@@ -1 +0,0 @@
-lkaid landed on the strange ground of the Void Planet. It was quite an exotic panorama: blue grass and pink-leaved trees aside, the whole planet seemed to be constantly experiencing a

myboss.dat.old

@@ -1,8 +0,0 @@
-ertyuertyu
-ertyuertyu
-ertyuertyu
-ertyuertyu
-ertyuertyu
-ertyuertyu
-ertyuertyu
-ertyuertyu

palombo.dat.old

@@ -1,5 +0,0 @@
-  _______  
- W _ _ _ W 
-|_|o| |o|_|
-c    c    P
- \__NNN__/ 

spoletini.dat.old

@@ -1,6 +0,0 @@
-  _____  
-//     \\
-|  0 0  |
-c   L   P
-\  MMM  /
- \_____/