Missing spanish labels in Nuxeo 5.4.0.1 and nuxeo-distribution-tomcat-5.4.1.1-SNAPSHOT-nuxeo-dm.zip

Missing spanish labels in Nuxeo 5.4.0.1 and 5.4.1.1 (nuxeo-distribution-tomcat-5.4.1.1-SNAPSHOT-nuxeo-dm.zip) in:

1) main page -> top bar (link to Admin Center appears as "action.admin.center" instead of "Nuxeo Admin Center")

2) faceted search: labels shown as codes istead of spanish text:

label: label.saved.searches
combo box down "label.saved.searches": label.none, label.user.saved.searches, label.all.saved.searches
link: command.faceted.search.clear
button: command.faceted.search.go
label section: label.faceted.search.textSearch
label: label.faceted.search.fulltext

label section: label.faceted.search.dateSearch
label section: label.faceted.search.peopleSearch
label section: label.faceted.search.categorizationSearch
label section: label.faceted.search.pathSearch
label "Nature" is shown in english
link label: label.faceted.search.coverage
link label: label.faceted.search.subjects
link label: label.faceted.search.path

3) Admin center:

all labels are shown as label names istead of text: tabs like "tab.sysinfo.host", menus like "admcommand.systeminfo"

in tab "tab.sysinfo.setup", when pressing "alt" key, IE shows a popup error: "Out of memory at line: 3159"

Tab tab.sysinfo.host shows: "Platform Language : en null"

Using client: both Windows 7 Spanish, Internet Explorer 8 Spanish and Windows Server 2003 English with IE6 English