Modified the title "Practice" to "Developing Flows" (#94)

* Pages to discuss chapter composition of flow dev guide

* Modified pages to discuss chapter composition

* Renamed 'Practiec'->'Developing Flows'

Author: LEEHYUKJOO

_includes/developing-flows-toc.html

@@ -0,0 +1,14 @@
+<ul class="toc">
+    <li class="toc-expander"><div>V</div></li>
+    <li><a href="/docs/">&larr; back</a></li>
+    <li class="tocheader">
+        <ul>
+            <li class="toctitle active"><a href="/docs/dveloping-flows/">Developing Flows</a></li>
+            <li {% if page.url == "/docs/developing-flows/designing" %}class="active"{% endif %}><a href="/docs/developing-flows/designing">Designing</a></li>
+            <li {% if page.url == "/docs/developing-flows/implementation" %}class="active"{% endif %}><a href="/docs/developing-flows/implementation">Implementation</a></li>
+            <li {% if page.url == "/docs/developing-flows/readability" %}class="active"{% endif %}><a href="/docs/developing-flows/readability">Readability</a></li>
+            <li {% if page.url == "/docs/developing-flows/multiple-developers" %}class="active"{% endif %}><a href="/docs/developing-flows/multiple-developers">Project</a></li>
+            <li {% if page.url == "/docs/developing-flows/non-functional" %}class="active"{% endif %}><a href="/docs/developing-flows/non-functional">Strict non-functional requirements</a></li>
+        </ul>
+    </li>
+</ul>

_includes/practice-toc.html

@@ -1,6 +1,6 @@
 ---
 layout: docs
-toc: practice-toc.html
+toc: developing-flows-toc.html
 title: Designing a flow
 ---
 

docs/practice/designing.md docs/developing-flows/designing.md

@@ -1,6 +1,6 @@
 ---
 layout: docs
-toc: practice-toc.html
+toc: developing-flows-toc.html
 title: Implementation of flow
 ---
 

docs/practice/implementation.md docs/developing-flows/implementation.md

@@ -1,6 +1,6 @@
 ---
 layout: docs
-toc: practice-toc.html
+toc: developing-flows-toc.html
 title: Introduction
 ---
 *This guide is for developers who understand the basic fuctinality and want to develop more clear and reusable flows. If you think that you are beginner, please read **[User Guide](https://nodered.org/docs/user-guide/)** and **[Cookbook](https://cookbook.nodered.org/)** first.*  

docs/practice/index.md docs/developing-flows/index.md

@@ -1,6 +1,6 @@
 ---
 layout: docs
-toc: practice-toc.html
+toc: developing-flows-toc.html
 title: A project with multiple developers
 ---
 

docs/practice/multiple-developers.md docs/developing-flows/multiple-developers.md

@@ -1,6 +1,6 @@
 ---
 layout: docs
-toc: practice-toc.html
+toc: developing-flows-toc.html
 title: Responding to strict non-functional requirements
 ---
 

docs/practice/non-functional.md docs/developing-flows/non-functional.md

@@ -1,6 +1,6 @@
 ---
 layout: docs
-toc: practice-toc.html
+toc: developing-flows-toc.html
 title: Improving readability
 ---
 ### Align nodes  

docs/practice/readability.md docs/developing-flows/readability.md

@@ -47,9 +47,9 @@ <h2>API Reference</h2>
                         </div></a></li>
                 </ul>
                 <ul class="doc-items">
-                    <li><a class="box-link" href="/docs/practice/"><img src="../images/guide-practice.png"/>
+                    <li><a class="box-link" href="/docs/developing-flows/"><img src="../images/guide-developing-flows.png"/>
                         <div class="doc-item-info">
-                            <h2>Practice</h2>
+                            <h2>Developing Flows</h2>
                             <p>Guideline for creating clear and reusable flows</p>
                          </div></a></li>
                 </ul>