Fix some manpage typos

doc/snac.1

@@ -35,7 +35,7 @@ external visitor sees about the activity of a
 user: that is, only the list of public notes, boosts and likes
 the user generates or participates into. This is, obviously,
 read-only, and not very remarkable, unless the user publishes
-messages of staggering genious. A set of history links, grouped
+messages of staggering genius. A set of history links, grouped
 by month, will also be available at the bottom of the page.
 .Pp
 The private timeline, or simply the timeline, is the private,
@@ -496,7 +496,7 @@ your installation; if set, you don't have to add the base directory as an
 argument to command-line operations. This may prove useful if you only
 have one
 .Nm
-instance in you system (which is probably your case).
+instance in your system (which is probably your case).
 .It Ev DEBUG
 Overrides the debugging level from the server 'dbglevel' configuration
 variable. Set it to an integer value. The higher, the deeper in meaningless

doc/snac.5

@@ -18,7 +18,7 @@ server and user data. For the operation manual, see
 For the administration manual, see
 .Xr snac 8 .
 .Ss Message Formatting
-Message notes respect the entered new line breaks rigurously.
+Message notes respect the entered new line breaks rigorously.
 A special subset of Markdown is allowed, including:
 .Bl -tag -width tenletters
 .It bold
@@ -51,7 +51,7 @@ image (.jpg, .gif, .png, etc), are converted to ActivityPub image
 attachments. Also, from version 2.57, markdown-style image links
 in the form of ![alt text](image url) are also supported.
 .It line separators
-Horizonal rules can be inserted by typing three minus symbols
+Horizontal rules can be inserted by typing three minus symbols
 alone in a line.
 .It quoted text
 Lines starting with > (blockquotes).

doc/snac.8

@@ -329,7 +329,7 @@ for the smiley or the Emoji itself as text).
 Emoji values can also be URLs to image files; in this case, they will not be
 substituted in the post content, but added to the 'tag' array as an ActivityPub
 standard 'Emoji' object (it's recommendable that the Emoji key be enclosed in
-colons for maximum compatilibity with other ActivityPub implementations, like
+colons for maximum compatibility with other ActivityPub implementations, like
 e.g. :happydoggo:). These images can be served from an external source or from the
 .Pa static
 directory of the instance admin.