install: ruTorrent and other related apps hint

docs/examples/completion-path.sh

@@ -53,10 +53,11 @@ pattern = re.compile(
     r"^(?P<title>.+?)[. ](?P<year>\d{4})"
     r"(?:[._ ](?P<release>UNRATED|REPACK|INTERNAL|PROPER|LIMITED|RERiP))*"
     r"(?:[._ ](?P<format>480p|576p|720p|1080p|1080i|2160p))?"
+    r"(?:[._ ](?P<srctag>[a-z]{1,9}))?"
     r"(?:[._ ](?P<source>BDRip|BRRip|HDRip|DVDRip|DVD[59]?|PAL|NTSC|Web|WebRip|WEB-DL|Blu-ray|BluRay|BD25|BD50))"
-    r"(?:[._ ](?P<sound1>MP3|DD5.1|AC3|AAC(?:2.0)?|FLAC(?:2.0)?|DD.?2\.0|DTS(?:-HD)?))?"
+    r"(?:[._ ](?P<sound1>MP3|DD.?[25]\.[01]|AC3|AAC(?:2.0)?|FLAC(?:2.0)?|DTS(?:-HD)?))?"
     r"(?:[._ ](?P<codec>xvid|divx|avc|x264|h\.?264|hevc|h\.?265))"
-    r"(?:[._ ](?P<sound2>MP3|DD5.1|AC3|AAC(?:2.0)?|FLAC(?:2.0)?|DD.?2\.0|DTS(?:-HD)?))?"
+    r"(?:[._ ](?P<sound2>MP3|DD.?[25]\.[01]|AC3|AAC(?:2.0)?|FLAC(?:2.0)?|DTS(?:-HD)?))?"
     r"(?:[-.](?P<group>.+?))"
     r"(?P<extension>\.avi|\.mkv|\.mp4|\.m4v)?$", re.I
 )

docs/installation.rst

@@ -2,7 +2,9 @@ Installation Guide
 ==================
 
 This chapter has some pointers to common ways of installing
-*rTorrent* on your machine. It does not provide yet another way to do that,
+*rTorrent* on your machine
+– and in many cases, also ruTorrent and other related apps and services.
+It does not provide yet another way to do that,
 because there already are plentiful and redundant sources out there.