Fix spelling errors (#392)

Author: snd1

src/projectM-libvisual/actor_projectM.cpp

@@ -301,7 +301,7 @@ std::string read_config()
 		 fclose(in);
 		 return std::string(projectM_home);
 	       }
-	     else{printf("This shouldn't happen, using implementation defualts\n");abort();}
+	     else{printf("This shouldn't happen, using implementation defaults\n");abort();}
 	   }
 	 else{printf("Cannot find projectM default config, using implementation defaults\n");abort();}
        }
@@ -312,7 +312,7 @@ std::string read_config()
 	   { printf("Successfully opened default config file\n");
 	     fclose(in);
 	     return std::string(projectM_config);}
-	 else{ printf("Using implementation defaults, your system is really messed up, I'm suprised we even got this far\n");  abort();}
+	 else{ printf("Using implementation defaults, your system is really messed up, I'm surprised we even got this far\n");  abort();}
 
        }