couple of fixes

Author: Barthelemy

README.md

@@ -20,7 +20,7 @@ For a general overview of our (O2) software, organization and processes, please
         * [Post-processing example](doc/QuickStart.md#post-processing-example)
 * [Modules development](doc/ModulesDevelopment.md)
     * [Context](doc/ModulesDevelopment.md#context)
-      * [QC architecture](doc/ModulesDevelopment.md#qc-architecture)
+        * [QC architecture](doc/ModulesDevelopment.md#qc-architecture)
         * [DPL](doc/ModulesDevelopment.md#dpl)
         * [Data Sampling](doc/ModulesDevelopment.md#data-sampling)
         * [Code Organization](doc/ModulesDevelopment.md#code-organization)

doc/QuickStart.md

@@ -102,7 +102,7 @@ If you click on the item in the tree again, you will see an updated version of t
 
 In the example above, the devices are configured in the config file named `basic.json`. It is installed in `$QUALITYCONTROL_ROOT/etc`. Each time you rebuild the code, `$QUALITYCONTROL_ROOT/etc/basic.json` is overwritten by the file in the source directory (`~/alice/QualityControl/Framework/basic.json`).
 
-The configuration for the QC is made of many parameters described in an [advanced section of the documentation](Advanced.md#configuration-files-details). TODO update link
+The configuration for the QC is made of many parameters described in an [this chapter of the documentation](Configuration.md). 
 
 For now we can see below the definition of a task. `moduleName` and `className` specify respectively the library and the class to load and instantiate to do the actual job of the task. 
 ```json
@@ -133,8 +133,6 @@ o2-qc-run-postprocessing --config json://${QUALITYCONTROL_ROOT}/etc/postprocessi
 
 On the [QCG website](https://qcg-test.cern.ch/?page=objectTree) you will see a TTree and additional plots visible under the path `/qc/TST/MO/ExampleTrend`. They show how different properties of the Example histogram change during time. The longer the applications are running, the more data will be visible.
 
-The post-processing framework and its convenience classes allow to trend and correlate various characteristics of histograms and other data structures generated by QC tasks and checks. One can create their own post-processing tasks or use the ones included in the framework and configure them for one's own needs.
-
-TODO add a link to the postprocessing chapter
+The [post-processing component](doc/PostProcessing.md) and its convenience classes allow to trend and correlate various characteristics of histograms and other data structures generated by QC tasks and checks. One can create their own post-processing tasks or use the ones included in the framework and configure them for one's own needs.
 
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