Remove non ASCII char in tree representation

Some comments representing a file tree were
using non ASCII characters.
They are not readable on many editors leading to
incoherent display.

Replace them by plain ASCII characters.

Signed-off-by: Kevin Rocard <kevinx.rocard@intel.com>
diff --git a/parameter/ParameterMgr.cpp b/parameter/ParameterMgr.cpp
index 32082b3..7cb1042 100644
--- a/parameter/ParameterMgr.cpp
+++ b/parameter/ParameterMgr.cpp
@@ -99,17 +99,17 @@
 
 // Config File System looks normally like this:
 // ---------------------------------------------
-//├── <ParameterFrameworkConfiguration>.xml
-//├── Schemas
-//│   └── *.xsd
-//├── Settings
-//│   └── <SystemClassName folder>*
-//│       ├── <ConfigurableDomains>.xml
-//│       └── <Settings>.bin?
-//└── Structure
-//    └── <SystemClassName folder>*
-//        ├── <SystemClassName>Class.xml
-//        └── <Subsystem>.xml*
+//|-- <ParameterFrameworkConfiguration>.xml
+//|-- Schemas
+//|   `-- *.xsd
+//|-- Settings
+//|   `-- <SystemClassName folder>*
+//|       |-- <ConfigurableDomains>.xml
+//|       `-- <Settings>.bin?
+//`-- Structure
+//    `-- <SystemClassName folder>*
+//        |-- <SystemClassName>Class.xml
+//        `-- <Subsystem>.xml*
 // --------------------------------------------
 
 
diff --git a/tools/xmlValidator/README.md b/tools/xmlValidator/README.md
index 11d64a6..c50f33e 100644
--- a/tools/xmlValidator/README.md
+++ b/tools/xmlValidator/README.md
@@ -27,24 +27,24 @@
 
 In the example, we have the following files:
 
-    ├── ParameterFrameworkConfiguration.xml
-    ├── Schemas
-    │   ├── ComponentLibrary.xsd
-    │   ├── ComponentTypeSet.xsd
-    │   ├── ConfigurableDomains.xsd
-    │   ├── FileIncluder.xsd
-    │   ├── ParameterFrameworkConfiguration.xsd
-    │   ├── ParameterSettings.xsd
-    │   ├── Parameter.xsd
-    │   ├── Subsystem.xsd
-    │   └── SystemClass.xsd
-    ├── Settings
-    │   └── FS
-    │       └── Genres.xml
-    └── Structure
-        └── FS
-            ├── MusicLibraries.xml
-            └── my_music.xml
+    |-- ParameterFrameworkConfiguration.xml
+    |-- Schemas
+    |   |-- ComponentLibrary.xsd
+    |   |-- ComponentTypeSet.xsd
+    |   |-- ConfigurableDomains.xsd
+    |   |-- FileIncluder.xsd
+    |   |-- ParameterFrameworkConfiguration.xsd
+    |   |-- ParameterSettings.xsd
+    |   |-- Parameter.xsd
+    |   |-- Subsystem.xsd
+    |   `-- SystemClass.xsd
+    |-- Settings
+    |   `-- FS
+    |       `-- Genres.xml
+    `--- Structure
+         `-- FS
+            |-- MusicLibraries.xml
+            `-- my_music.xml
 
 ### Command
 We are in the directory which contains the structure detailed previously.