manual: Streamline lopsub install instructions.

These days one can install the distribution's lopsub package, so
suggest getting it with apt-get(8) rather than by compiling from
source.

Switch the protocol in the URL for the lopsub web page from http to
https while at it.

diff --git a/web/manual.md b/web/manual.md
index fddacbd2cde4f6bab937439f7700a4d13ef0e130..88ac0ea0459d8d6b3935f762a37ac518dcdfbeed 100644 (file)
--- a/web/manual.md
+++ b/web/manual.md
@@ -287,26 +287,21 @@ Requirements
 ------------
 <h3> For the impatient </h3>
 
-       git clone https://git.tuebingen.mpg.de/lopsub
-       cd lopsub && make && sudo make install
-       git clone https://git.tuebingen.mpg.de/osl
-       cd osl && make && sudo make install && sudo ldconfig
        sudo apt-get install autoconf libssl-dev m4 \
               libmad0-dev libid3tag0-dev libasound2-dev libvorbis-dev \
               libfaad-dev libspeex-dev libflac-dev libsamplerate-dev \
               libasound2-dev libao-dev libreadline-dev libncurses-dev \
-              libopus-dev
+              libopus-dev liblopsub-dev
+       git clone https://git.tuebingen.mpg.de/osl
+       cd osl && make && sudo make install && sudo ldconfig
 
 <h3> Detailed description </h3>
 
 In any case you will need
 
-- [lopsub](http://people.tuebingen.mpg.de/maan/lopsub/). The long
+- [lopsub](https://people.tuebingen.mpg.de/maan/lopsub/). The long
 option parser for subcommands generates the command line and config
-file parsers for all paraslash executables. Clone the source code
-repository with
-
-               git clone https://git.tuebingen.mpg.de/lopsub
+file parsers for all paraslash executables.
 
 - [gcc](ftp://ftp.gnu.org/pub/gnu/gcc) or
 [clang](http://clang.llvm.org). All gcc versions >= 5.4 are currently