docs: fix links

Author: dmitry-korolev

docs/README.md

@@ -156,14 +156,14 @@ So, what are the modules? A module is a place where all your magic should happen
 3. react to state changes;
 4. react to api calls.
 
-A basic module is an object or a function, returning an object. You've already seen the basic example of a module. You may find other examples [in the docs](usage/modules.md).
+A basic module is an object or a function, returning an object. You've already seen the basic example of a module. You may find other examples [in the docs](https://stapp.js.org/core/modules.html).
 
 Stapp comes shipped with a bunch of modules covering most common problems (see Modules section in the docs).
 
 ## Stapp CLI
 
 `stapp-cli` can be used to install and update stapp packages and theirs peer dependencies.
-See more [in the corresponding section](guides/cli.md)  of this documentation.
+See more [in the corresponding section](https://stapp.js.org/guides/cli.html)  of this documentation.
 
 ## License
 

docs/core/createApp.md

@@ -72,7 +72,7 @@ The only required field is `modules`.
 (and you should have more than one app, in other cases, you might not need this library) and use redux-devtools. 
 
 #### `modules`
-*array* - See more about modules in the [corresponding section](/core/modules.html).
+*array* - See more about modules in the [corresponding section](https://stapp.js.org/core/modules.html).
 
 #### `dependencies`
 *object* -  Any function provided as a module will be called with the value of this field.

docs/core/modules.md

@@ -186,7 +186,7 @@ const form = {
 
 Module can provide a single epic or an array of epics.
 
-See more about Epics in the [Epics section](/core/epics.html).
+See more about Epics in the [Epics section](https://stapp.js.org/core/epics.html).
 
 ## Modules: module factories