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Clark C. Evans  committed 2cd17e7

removing application section from introduction

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File doc/img/htraf_screenshot.png

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File doc/img/shared_language.png

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File doc/introduction.rst

 assembled, they form a cohesive translation of the business inquiry.
 
 
-How do I use HTSQL?
-===================
-
-HTSQL can be used with any number of higher-level tools.
-
-HTSQL is a Flexible Reporting Toolkit
--------------------------------------
-
-.. vsplit::
-
-   .. sourcecode:: html
-
-      <body>
-      <h3>Select a School</h3>
-      <select id="school"
-        data-htsql="/school{code, name}"></select>
-      <div style="width: 500px; height: 350px;"
-        data-htsql="/program{title, count(student)}
-                    ?school_code=$school&count(student)>0"
-        data-ref="school" data-type="pie" data-widget="chart"
-        data-title="Percent of Students by Program"></div>
-      <h3>Departments</h3>
-      <p>Filter by name: <input id="department_name"/></p>
-      <table id="department" data-hide-column-0="yes"
-        data-htsql="/department{code, name, school.name}
-                    ?school_code=$school&name~$department_name"
-        data-ref="school department_name"></table>
-      <p>
-        The selected department:
-        <em data-htsql="/department{name}?code=$department"
-            data-ref="department"></em> <br/>
-        The number of courses in the selected department:
-        <strong data-htsql="/department{count(course)}
-                            ?code=$department"
-                data-ref="department"></strong>
-      </p>
-      <h3>Courses</h3>
-      <table id="course"
-        data-htsql="/course?department_code=$department"
-        data-ref="department"></table>
-      </body>
-
-   .. image:: img/htraf_screenshot.png
-      :alt: The HTRAF demo
-      :target: http://htraf.htsql.org/
-
-The dashboard above (using the JQuery-based HTRAF toolkit) shows a 3-level
-drill down (``school``, ``department`` and ``course``) for a university
-schema.  The live demo for this dashboard is at http://htraf.htsql.org/.
-
-HTSQL is a Communication Tool
------------------------------
-
-.. vsplit::
-
-   .. container::
-
-      .. htsql::
-         :cut: 4
-
-         /school{name, count(department)}
-
-   .. container::
-
-      .. image:: img/shared_language.png
-         :alt: shared language diagram
-
-HTSQL is a common language usable by software developers, data analysts,
-database administrators, and even business users.
-
-
 Show me this HTSQL!
 ===================