ExApps management and Admin settings UI logic fixes (nextcloud#177)

Resolves: nextcloud#171 

Also fixes:

* Update button in UI not working.

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Signed-off-by: Andrey Borysenko <[email protected]>
Co-authored-by: Alexander Piskun <[email protected]>
Co-authored-by: Alexander Piskun <[email protected]>

added check of `host` value during daemon registration (nextcloud#159)

Ref:
nextcloud#153 (comment)

Small lazy check if `host` value starts from a protocol.

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Signed-off-by: Andrey Borysenko <[email protected]>
Co-authored-by: Andrey Borysenko <[email protected]>

v1.4.2 update (nextcloud#152)

Maintenance update with updated nextcloud vue packages for NC28

Signed-off-by: Andrey Borysenko <[email protected]>

v1.4.1 appstore release fix (nextcloud#146)

Signed-off-by: Andrey Borysenko <[email protected]>

v1.4.0 Change log update (nextcloud#142)

We do not merge this until v1.4 is fully ready, just update it to not
forget what we added in this release.

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Signed-off-by: Andrey Borysenko <[email protected]>
Co-authored-by: Andrey Borysenko <[email protected]>

Version 1.3.0 (nextcloud#132)

The ability for ExApps to draw the user interface will be left for the
next version 1.4.0

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Signed-off-by: Alexander Piskun <[email protected]>
Signed-off-by: Andrey Borysenko <[email protected]>
Co-authored-by: Andrey Borysenko <[email protected]>

aeRequestToExApp fix, parameters should be swapped (nextcloud#119)

v1.2.1-fix-update (nextcloud#114)

Signed-off-by: Andrey Borysenko <[email protected]>

v1.2.0-update (nextcloud#113)

Signed-off-by: Andrey Borysenko <[email protected]>
Co-authored-by: Alexander Piskun <[email protected]>

v1.1.0 update (nextcloud#105)

Signed-off-by: Andrey Borysenko <[email protected]>