ci+docs: remove all references to cryptopp/crypto++

Change-Id: I58c5edb4fc783c46831af878e5479ffe3255be85
Refs: #3946
diff --git a/docs/INSTALL.rst b/docs/INSTALL.rst
index 99f02df..5e0eb01 100644
--- a/docs/INSTALL.rst
+++ b/docs/INSTALL.rst
@@ -33,7 +33,6 @@
 
 -  ``python`` >= 2.6
 -  ``libsqlite3``
--  ``libcrypto++``
 -  OpenSSL >= 1.0.1
 -  ``pkg-config``
 -  Boost libraries >= 1.54
@@ -50,13 +49,13 @@
 
        In a terminal, enter::
 
-           sudo port install pkgconfig boost sqlite3 libcryptopp openssl
+           sudo port install pkgconfig boost sqlite3 openssl
 
    * When using Homebrew
 
        In a terminal, enter::
 
-           brew install boost pkg-config cryptopp openssl
+           brew install boost openssl pkg-config
 
    .. note::
 
@@ -67,14 +66,14 @@
 
     In a terminal, enter::
 
-        sudo apt-get install build-essential libcrypto++-dev libsqlite3-dev libboost-all-dev libssl-dev
+        sudo apt-get install build-essential libsqlite3-dev libboost-all-dev libssl-dev
 
 - Fedora
 
     In a terminal, enter::
 
         sudo yum install gcc-g++ git
-        sudo yum install sqlite-devel cryptopp-devel boost-devel openssl-devel
+        sudo yum install sqlite-devel boost-devel openssl-devel
 
 Optional:
 ~~~~~~~~~