Fix typo in user documentation and README file

README

-#About Minuet
+# About Minuet
 
 Welcome to Minuet: the KDE software for music education. Minuet aims at supporting students and teachers in many aspects of music education, such as ear training, first-sight reading, solfa, scales, rhythm, harmony, and improvisation. Minuet makes extensive use of MIDI capabilities to provide a full-fledged set of features regarding volume, tempo, and pitch changes, which makes Minuet a valuable tool for both novice and experienced musicians.
 
@@ -6,7 +6,7 @@ Minuet features a rich set of ear training's exercises and new ones can be  seam
 
 ![](http://sandroandrade.org/content/images/minuet-screenshot.png)
 
-#How to build Minuet
+# How to build Minuet
 
     install KF5 and Drumstick
     $ git clone git://anongit.kde.org/minuet
@@ -23,7 +23,7 @@ Note: you can use another build path. Then cd in your build dir and:
 export KDE_SRC=path_to_your_src
 cmake $KDE_SRC -DCMAKE_INSTALL_PREFIX=$KDEDIRS -DCMAKE_BUILD_TYPE=Debug
 
-#How to Create Minuet Screencasts
+# How to Create Minuet Screencasts
 
 1) Start Minuet using qsynth as backend.
 2) Qsynth should be configured to use pulseaudio as audio backend.

doc/index.docbook

@@ -223,7 +223,7 @@ notes ringing out simultaneously).
 <para>
 Each exercise's option defines a name and the sequence of notes which should be played from the root note randomly selected in
 each exercise run. Such sequence of notes is defined as relative distances from the root note, describing the interval
-each note forms in conjunction with the root note. For example, for a major escale, the sequence of notes is "2 4 5 7 9 11 12",
+each note forms in conjunction with the root note. For example, for a major scale, the sequence of notes is "2 4 5 7 9 11 12",
 which respectively denotes the "whole whole half whole whole whole half" major scale structure. The <parameter>sequenceFromRoot</parameter> parameter may contain any notes in length. Also, &minuet;'s core ensures that only answers
 whose all notes lies within keyboard range are randomly selected.
 </para>