explain where vignettes are available

README.md

@@ -22,21 +22,21 @@ git clone https://git.flavigny.de/christian/hateimparlament
 cd hateimparlament
 ```
 Then open a `R` shell and do
-```
+```r
 devtools::load_all() # load package
 devtools::wd() # set working directory
 ```
 Then fetch all records, read them and write the parsed tibbles to csv files.
-```
+```r
 fetch_all(create = TRUE)
 read_all() %>% repair() -> res
-write_to_csv(create = TRUE)
+write_to_csv(res, create = TRUE)
 ```
-Now you can build the vignettes faster by using
+Now you can install the package with vignettes by using
+```r
+devtools::install(build_vignettes = TRUE)
 ```
-devtools::install(build_vignettes = T)
+This makes all vignettes available via `browseVignettes()`.
-```
-This creates a `doc/` directory with all built vignettes.
 
 # Features