Update README.md (#602)

updated links

README.md

@@ -1,11 +1,9 @@
 # NCurses Music Player Client (Plus Plus)
-
 Project page - https://rybczak.net/ncmpcpp/
 
 ## ncmpcpp – featureful ncurses based MPD client inspired by ncmpc
 
 ### Main features:
-
 * tag editor
 * playlist editor
 * easy to use search engine
@@ -18,19 +16,18 @@ Project page - https://rybczak.net/ncmpcpp/
 …and a lot more minor functions.
 
 ### Dependencies:
-
-* boost library [https://www.boost.org/]
-* ncurses library [http://www.gnu.org/software/ncurses/ncurses.html]
-* readline library [https://tiswww.case.edu/php/chet/readline/rltop.html]
-* curl library (optional, required for fetching lyrics and last.fm data) [https://curl.haxx.se/]
-* fftw library (optional, required for frequency spectrum music visualization mode) [http://www.fftw.org/]
-* tag library (optional, required for tag editing) [https://taglib.org/]
+* [boost](https://www.boost.org/)
+* [ncurses](https://invisible-island.net/ncurses/announce.html)
+* [readline](https://tiswww.case.edu/php/chet/readline/rltop.html)
+#### Optional libraries
+* [curl](https://curl.se), for fetching lyrics and last.fm data
+* [fftw](http://www.fftw.org), for frequency spectrum music visualization mode
+* [taglib](https://taglib.org/), for tag editing
 
 ### Known issues:
 * No full support for handling encodings other than UTF-8.
 
 ### Installation:
-
 The simplest way to compile this package is:
 
   1. `cd` to the directory containing the package's source code.
@@ -55,7 +52,6 @@ The simplest way to compile this package is:
 Detailed intallation instructions can be found in the `INSTALL` file. 
 
 ### Optional features:
-
 Optional features can be enable by specifying them during configure. For
 example, to enable visualizer run `./configure --enable-visualizer`.