OXUIB-2277: Remove ingress and service account templates from helm chart

See merge request frontend/user-guide!11

OXUD-1189 Add missing description for 'Availibilty' in the menu bar
OXUD-1194 Enhancement: Fix & update the instruction for using email drafts
OXUD-1193 Check & update the topic 'App Suite auf Mobilgeräten verwenden'
OXUD-1195 Add missing description for the email folder 'Markiert'

OXUD-1186 Polish & fix the capabilities.xsl
OXUD-1187 Replace the value 'cap-enterpriseaddressbook' by 'feat-io-ox-core-enterprisePicker'

- OXUD-1184 Update: Fix the outdated docu of the client installation
- Some typo fixing

OXUD-1164 Story OXUIB-2203 Planning view opened from appointment create should not offer "save as distribution list"
OXUD-1168 Update the docu about how appointments are displayed
OXUD-1175 Some minor fixes and improvements
OXUD-1180 Story OXUI-1172 As a user I can configure when unread emails get marked as read
OXUD-1177 Story GUARD-389 Implement S/Mime for 8.0
OXUD-1183 Enhancement: Update the docu of searching by PIM Categories

OXUI-1202: use ox-common chart from public registry

See merge request frontend/user-guide!10

fix default style of li elements

See merge request frontend/user-guide!9

OXUD-1170 Story OXUI-1107 As a user I can cancel mail sending for a certain amount of time
OXUD-1172 Check & update the docu of the notification area
OXUD-1161 Story OXUI-1135 As a user I can mark appointment participants as optional
OXUD-1174 Story ASP-156 As a user I can search for contacts based on the note field

- OXUD-1171 Bugfix for: Missing target for 'Stellvertreter' in the glossary
- OXUD-1153 Story OXUI-1111 As a user I want to export mails including their attachments as PDF files to Drive
- OXUD-1152 Story OXUI-1122 Users might not understand how to simply search for words
- OXUD-1165 Check&update the capabilities in the DocBook sources

Fix: Set correct value for initial `display` of li elements

See merge request frontend/user-guide!8

- OXUD-1144 Story OXUI-1091 As a user I get a strong visual reminder on upcoming and starting meetings
- OXUD-1140 Story OXUI-1040 As a user I can see resources in my calendar views, final
- OXUD-1150 Story OXUIB-2134 Auto-complete doesn't behave as expected when using quotes during search
- Added cap-deputy and feat-io-ox-core-countdown to the inline-help-capabilities.less

- OXUD-1160 Fix various glitches in the html output

- OXUD-1156 Story OXUIB-2149 Add from drive shown for PIM objects without infostore capability
- OXUD-1149 Story OXUIB-2129 Unclear wording in inbox categories configuration dialog
- Generate TOC as <ul>,  in order to avoid annoying blank lines.

- OXUD-1141 Story OXUI-1041 As a user I can assign categories to PIM objects, final
- Removed the topic numbering

- Revert "OXUD-1155 Remove all Zoom related topics from the User Docu"
- OXUD-1158 Story OXUI-1123 Online Help supports feature toggles
- OXUD-1159 Add feature toggles to all Zoom and Jitsi related topics and links