fix couple of bad translations

services/web/app/views/subscriptions/group/successful_join.pug

@@ -20,6 +20,6 @@ block content
 								.col-md-12  
 							.row
 								.span-md-12
-									a.btn.btn-success(href="/project") #{translate("Done")} 
+									a.btn.btn-success(href="/project") #{translate("done")} 
 
 

services/web/app/views/user/settings.pug

@@ -107,7 +107,7 @@ block content
 													span.small.text-primary(ng-show="changePasswordForm.newPassword2.$error.areEqual && changePasswordForm.newPassword2.$dirty")
 														| #{translate("doesnt_match")} 
 													span.small.text-primary(ng-show="!changePasswordForm.newPassword2.$error.areEqual && changePasswordForm.newPassword2.$invalid && changePasswordForm.newPassword2.$dirty")
-														| #{translate("Invalid Password")} 
+														| #{translate("invalid_password")} 
 												.actions
 													button.btn.btn-primary(
 														type='submit',