Fixing --help string for -p option

* Tweaked the profile mananger to allow to load profiles either with or
without the file extension
* Changed the --help string to reflect the change

ProfileManager.cpp

@@ -133,7 +133,7 @@ std::vector<RGBController*> ProfileManager::LoadProfileToList
     }
     else
     {
-        filename += ".orp";
+        filename += ((filename.substr(filename.size() - 4)==".orp") ? "" : ".orp");
     }
 
     /*---------------------------------------------------------*\
@@ -318,8 +318,6 @@ bool ProfileManager::LoadProfileWithOptions
     std::vector<bool>           temp_controller_used;
     bool                        ret_val = false;
 
-    std::string filename = configuration_directory + profile_name + ".orp";
-
     /*---------------------------------------------------------*\
     | Get the list of controllers from the resource manager     |
     \*---------------------------------------------------------*/

cli.cpp

@@ -372,7 +372,7 @@ void OptionHelp()
     help_text += "                                           Must be specified after specifying a zone.\n";
     help_text += "                                           If the specified size is out of range, or the zone does not offer resizing capability, the size will not be changed\n";
     help_text += "-V,  --version                           Display version and software build information\n";
-    help_text += "-p,  --profile filename.orp              Load the profile from filename.orp\n";
+    help_text += "-p,  --profile filename[.orp]            Load the profile from filename/filename.orp\n";
     help_text += "-sp, --save-profile filename.orp         Save the given settings to profile filename.orp\n";
     help_text += "--i2c-tools                              Shows the I2C/SMBus Tools page in the GUI. Implies --gui, even if not specified.\n";
     help_text += "                                           USE I2C TOOLS AT YOUR OWN RISK! Don't use this option if you don't know what you're doing!\n";