Adjusted to use 17 source and 8 target version. Code refactoring. Docs improvements.

docs/Release_1.0.md

@@ -15,7 +15,7 @@
 ### Gradle coordinates:
 
 ```groovy
-compile('com.github.prominence:openweathermap-api:1.0')
+implementation 'com.github.prominence:openweathermap-api:1.0'
 ```
 
 ### How to use:

docs/Release_1.1.md

@@ -18,7 +18,7 @@
 ### Gradle coordinates:
 
 ```groovy
-compile('com.github.prominence:openweathermap-api:1.1')
+implementation 'com.github.prominence:openweathermap-api:1.1'
 ```
 
 ### How to use:

docs/Release_1.2.md

@@ -18,7 +18,7 @@
 ### Gradle coordinates:
 
 ```groovy
-compile('com.github.prominence:openweathermap-api:1.2')
+implementation 'com.github.prominence:openweathermap-api:1.2'
 ```
 
 ### How to use:

docs/Release_2.0.0.md

@@ -15,7 +15,7 @@
 ### Gradle coordinates:
 
 ```groovy
-compile('com.github.prominence:openweathermap-api:2.0.0')
+implementation 'com.github.prominence:openweathermap-api:2.0.0'
 ```
 
 ### How to use:

docs/Release_2.0.1.md

@@ -15,7 +15,7 @@
 ### Gradle coordinates:
 
 ```groovy
-compile('com.github.prominence:openweathermap-api:2.0.1')
+implementation 'com.github.prominence:openweathermap-api:2.0.1'
 ```
 
 ### How to use:

docs/Release_2.1.0.md

@@ -16,7 +16,7 @@
 ### Gradle coordinates:
 
 ```groovy
-compile('com.github.prominence:openweathermap-api:2.1.0')
+implementation 'com.github.prominence:openweathermap-api:2.1.0'
 ```
 
 ### How to use:

docs/Release_2.1.1.md

@@ -16,7 +16,7 @@
 ### Gradle coordinates:
 
 ```groovy
-compile('com.github.prominence:openweathermap-api:2.1.1')
+implementation 'com.github.prominence:openweathermap-api:2.1.1'
 ```
 
 ### How to use:

docs/Release_2.2.0.md

@@ -17,7 +17,7 @@
 ### Gradle coordinates:
 
 ```groovy
-compile('com.github.prominence:openweathermap-api:2.2.0')
+implementation 'com.github.prominence:openweathermap-api:2.2.0'
 ```
 
 ### How to use:

docs/Release_2.3.0.md

@@ -21,7 +21,7 @@ Other:
 ### Gradle coordinates:
 
 ```groovy
-compile('com.github.prominence:openweathermap-api:2.3.0')
+implementation 'com.github.prominence:openweathermap-api:2.3.0'
 ```
 
 ### How to use: