Release v1.7.6

This is release v1.7.6

Contains following pull requests:

Notable changes:

1. #239 Add abort controller @juhomakkonen
2. #240 Show flights from the airport @juhomakkonen
3. #241 Update roadworks view @juhomakkonen
4. #243 Show results of mobility test @juhomakkonen
5. #246 Show accessibility zones of schools @juhomakkonen

Small changes and fixes:

1. #237 Update content of barbecuing places @juhomakkonen
2. #238 Remove withStyles @juhomakkonen
3. #242 Add linestrings into roadworks -view @juhomakkonen
4. #244 Update text in the mobility profiles -view @juhomakkonen
5. #245 Add municipality parameter into search @juhomakkonen
6. #247 Update content of the parking machines -view @juhomakkonen