[DOC] renamed 'haproxy' instead of 'ha-proxy' or 'h a p r o x y'

File indexation systems (including search engines) did not read
'haproxy' when needed, which made it more difficult to find the
doc on the net.
diff --git a/doc/architecture.txt b/doc/architecture.txt
index 361ecf1..8b04f99 100644
--- a/doc/architecture.txt
+++ b/doc/architecture.txt
@@ -1,5 +1,5 @@
                            -------------------
-                             H A - P r o x y
+                                 HAProxy
                            Architecture  Guide
                            -------------------
                              version 1.1.34
diff --git a/doc/haproxy-en.txt b/doc/haproxy-en.txt
index e7b877f..9530731 100644
--- a/doc/haproxy-en.txt
+++ b/doc/haproxy-en.txt
@@ -1,5 +1,5 @@
                            -------------------
-                             H A - P r o x y
+                                 HAProxy
                             Reference  Manual
                            -------------------
                               version 1.2.14
@@ -10,7 +10,7 @@
 | Abstract |
 ============
 
-HA-Proxy is a TCP/HTTP reverse proxy which is particularly suited for high
+HAProxy is a TCP/HTTP reverse proxy which is particularly suited for high
 availability environments. Indeed, it can :
   - route HTTP requests depending on statically assigned cookies ;
   - spread the load among several servers while assuring server persistence
diff --git a/doc/haproxy-fr.txt b/doc/haproxy-fr.txt
index 2157657..fd4dc1a 100644
--- a/doc/haproxy-fr.txt
+++ b/doc/haproxy-fr.txt
@@ -1,5 +1,5 @@
                            -------------------
-                             H A - P r o x y
+                                 HAProxy
                            Manuel de référence
                            -------------------
                               version 1.2.14
@@ -10,7 +10,7 @@
 | Introduction |
 ================
 
-HA-Proxy est un relais TCP/HTTP offrant des facilités d'intégration en
+HAProxy est un relais TCP/HTTP offrant des facilités d'intégration en
 environnement hautement disponible. En effet, il est capable de :
   - effectuer un aiguillage statique défini par des cookies ;
   - effectuer une répartition de charge avec création de cookies pour assurer