* Changed note about base url

Changed the location to be above the fold

* ✏️ Updating the note + some minors

* ✨ Adds rel nofollow to external links

Fixes home-assistant#4583

Signed-off-by: Franck Nijhof <frenck@geekchimp.com>

* 🎀 Adds support for appending nofollow to existing external links

main_panel_store_icon.png appears to be removed or doesn't exist and maybe been replaced with main_panel_addon_store.png.
https://home-assistant.io/images/hassio/screenshots/main_panel_store_icon.png returns 404 and isn't displaying any image on 
https://home-assistant.io/getting-started/configuration/

Same as home-assistant#4929

main_panel_store_icon.png appears to be removed or doesn't exist and maybe been replaced with main_panel_addon_store.png.
https://home-assistant.io/images/hassio/screenshots/main_panel_store_icon.png returns 404 and isn't displaying any image on
https://home-assistant.io/developers/hassio/addon_tutorial/

* Raspberry Pi 3 B+ note

Added note that pi 3 image does not work with pi 3 b+ yet

* ✏️ Improves the warning message

* 🚑 Removes old warning message

* Raspberry Pi 3 B+ note

Added note that Raspberry Pi 3 B+ is not yet supported

* ✏️ Improves the warning message

Fixed the link to the actual sun trigger. Tried to add some clarity to the wording over offsets, but I think that needs expansion.

Corrected default polling time

…sistant#4942)

* e.g. to e.g., and proper case for Home Assistant

* Instructions how to -> Instructions on how to

* Small comment added to expose_by_default

It's not entirely clear that listing specific entities in entity_config is not enough to expose an entity if expose_by_default is set to false.
(This is my first PR so I hope I've done it correctly)

* ✏️ Rewording in order to fix the build

Adds certfile and keyfile to the lets_encrypt configuration example.
Without these parameters hassio doesn't allow to save configuration.

…nzito usage (home-assistant#4949)

* Added note about mqtt_topic parameter change requirement for Zanzito usage

* ✏️ Minor updates

…#4956)

I don't think addons are gendered so I've replaced "his" with "its"

Tweaked last automation - removed `-` for consistency with other examples

Added automation: at the start, for consistency with our other examples

Added comment about why we don't use `-` before the first `service:` line.

Removed the `-` from the last example's service_template

Reworded, and included GPS Logger in the list of zone trigger related components

In the note box, the formatting was lost. Tweaked wording slightly too.

Since py34 is no longer supported

* Update lets_encrypt.markdown

Converted the DuckDNS section to use the Homeassistant component for background, much easier for new starters, and more in the spirit of keeping things within HA.

* Minor changes

Outlier filter is actually a band-pass filter, not a band-stop filter