* For ranges of values, use the en-dash: Monday–Friday, 0–11. Note
again, the en-dash is snugged up to its surrounding elements.
* Use a non-breaking space (" ") between a number and its unit.
+* Colons (":") always snug up to their text on the left: it is an error to add
+ space between text on the left and the colon.
5.2 Language
* The Ardour manual is written in American English spelling.
* Use SI units with standard abbreviations. Give imperial units only as
additional information, if at all.
-* Do not use contractions like "you'll", always write full forms.
+* Do not use contractions like "it'll", always write full forms.
* Do not over-use "You", write about the program, not the user. Avoid it if at
all possible, it makes for tighter and better reading text.
* Always write out numbers less than 11. E.g., "One or two ..." instead of