vuejs/router v5.0.7 on GitHub

Upgrade to babel 8 - by @posva (8d3e6)
Make defineParamParser() more intuitive - by @posva (8715b)
Upgrade @vue/devtools-api - by @posva (87c3a)
matcher: Hint at params: {} workaround in discarded params warning - by @posva and shanliuling in #2689 (c2b13)
param-parsers: Add include/exclude options - by @posva (91cde)

matcher:
- Finalize param token before processing escaped colon - by @babu-ch and @posva in #2654 (20521)
query:
- Use Object.create(null) to prevent prototype pollution - by @wdskuki, wdsmini and @posva in #2661 (be88c)
resolve:
- Omit empty optional params from resolved params - by @babu-ch and @posva in #2434 (1ef09)
types:
- Wire RouteNamedMap via generated routes.d.ts - by @posva in #2700 (aef99)
unplugin:
- Avoid generating empty routes - by @FrontEndDog and @posva in #2642 (10a8b)
- Apply definePage path-param parser overrides - by @posva in #2699 (c8074)
volar:
- Drop runtime @vue/language-core import - by @danielroe in #2710 (8af50)