## Description:
**Related issue (if applicable):** fixes <link to issue>
**Pull request in [esphome-docs](https://github.com/esphome/esphome-docs) with documentation (if applicable):** esphome/esphome-docs#<esphome-docs PR number goes here>
**Pull request in [esphome-core](https://github.com/esphome/esphome-core) with C++ framework changes (if applicable):** esphome/esphome-core#<esphome-core PR number goes here>
## Checklist:
- [ ] The code change is tested and works locally.
- [ ] Tests have been added to verify that the new code works (under `tests/` folder).
If user exposed functionality or configuration variables are added/changed:
- [ ] Documentation added/updated in [esphomedocs](https://github.com/OttoWinter/esphomedocs).
## Description:
**Related issue (if applicable):** fixes <link to issue>
**Pull request in [esphome-docs](https://github.com/esphome/esphome-docs) with documentation (if applicable):** esphome/esphome-docs#<esphome-docs PR number goes here>
**Pull request in [esphome-core](https://github.com/esphome/esphome-core) with C++ framework changes (if applicable):** esphome/esphome-core#<esphome-core PR number goes here>
## Checklist:
- [ ] The code change is tested and works locally.
- [ ] Tests have been added to verify that the new code works (under `tests/` folder).
If user exposed functionality or configuration variables are added/changed:
- [ ] Documentation added/updated in [esphomedocs](https://github.com/OttoWinter/esphomedocs).
* Support SDS011 component.
* improve if condition
* Check update interval is multiple of minute
* do not allow update intervals longer than 30 min
* fix sensor schema name
* remove query_mode
* Warn if rx_only mode used together with update interval
* Allow update intervals below 1min
Messed that up before, as the docs say update intervals below 1min are allowed
* Use update interval in minutes
* use set_update_interval_min() to set update interval
