id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc
13054	JOSM invites to upload changeset with no changes	dieterdreist	team	"==== What steps will reproduce the problem?
1. add a tag to a way
2. remove the tag

==== What is the expected result?
no modifications done, can close without warning

==== What happens instead?
JOSM urges to uoload

==== Please provide any additional information below. Attach a screenshot if possible.
this is the changeset with no modifications that was created (besides a new version of the way): 
https://www.openstreetmap.org/changeset/40266105

Maybe this is expected? I should have done ""undo"" rather than deleting the tag maybe?


{{{
URL:http://josm.openstreetmap.de/svn/trunk
Repository:UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Last:Changed Date: 2016-06-24 01:49:51 +0200 (Fri, 24 Jun 2016)
Build-Date:2016-06-24 01:34:30
Revision:10473
Relative:URL: ^/trunk

Identification: JOSM/1.5 (10473 en) Mac OS X 10.11.5
Memory Usage: 767 MB / 1820 MB (560 MB allocated, but free)
Java version: 1.8.0_66-b17, Oracle Corporation, Java HotSpot(TM) 64-Bit Server VM
VM arguments: [-Dsun.java2d.opengl=true]
Dataset consistency test: No problems found

Plugins:
- TombPlugin (46)
- alignways (32161)
- apache-commons (32158)
- apache-http (32158)
- buildings_tools (32158)
- ejml (32158)
- geochat (32158)
- geotools (31895)
- imagery_offset_db (32158)
- jts (31906)
- opendata (32289)
- print (32191)
- proj4j (32158)
- reltoolbox (32158)
- reverter (32158)
- undelete (32158)
- utilsplugin2 (32158)

Map paint styles:
- https://josm.openstreetmap.de/josmfile?page=Styles/Lane_and_Road_Attributes&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/MaxspeedIcons&zip=1

Last errors/warnings:
- W: Old style SideButton usage for action org.openstreetmap.josm.gui.history.HistoryBrowserDialog$CloseAction@718c5322
- W: Old style SideButton usage for action org.openstreetmap.josm.gui.help.ContextSensitiveHelpAction@49ebbca9
- W: Old style SideButton usage for action org.openstreetmap.josm.gui.history.HistoryBrowserDialog$ReloadAction@565b6c80
- W: Old style SideButton usage for action org.openstreetmap.josm.gui.history.HistoryBrowserDialog$CloseAction@3c0c2f63
- W: Old style SideButton usage for action org.openstreetmap.josm.gui.help.ContextSensitiveHelpAction@51174121
}}}
"	defect	closed	minor		Core		duplicate	template_report